Home / 2,557.50-3,836.25-1,019.58

Finding the Fourth Proportional to 2,557.50, 3,836.25 and 1,019.58

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Solution

The fourth proportional to 2,557.50, 3,836.25 and 1,019.58 is: 1,529.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557.50 : 3,836.25 = 1,019.58 : x
  2. Step 2: Convert to fraction form
    2,557.50/3,836.25 = 1,019.58/x
  3. Step 3: Cross multiply
    2,557.50x = 3,836.25 × 1,019.58
  4. Step 4: Simplify right side
    2,557.50x = 3,911,363.78
  5. Step 5: Solve for x
    x = 3,911,363.78/2,557.50
  6. Step 6: Final answer
    x = 1,529.37

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.