Home / 4,856.10-7,284.15-1,392.90

Finding the Fourth Proportional to 4,856.10, 7,284.15 and 1,392.90

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Solution

The fourth proportional to 4,856.10, 7,284.15 and 1,392.90 is: 2,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.10 : 7,284.15 = 1,392.90 : x
  2. Step 2: Convert to fraction form
    4,856.10/7,284.15 = 1,392.90/x
  3. Step 3: Cross multiply
    4,856.10x = 7,284.15 × 1,392.90
  4. Step 4: Simplify right side
    4,856.10x = 10,146,092.54
  5. Step 5: Solve for x
    x = 10,146,092.54/4,856.10
  6. Step 6: Final answer
    x = 2,089.35

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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.