Home / 1,526.50-2,289.77-372.25

Finding the Fourth Proportional to 1,526.50, 2,289.77 and 372.25

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Solution

The fourth proportional to 1,526.50, 2,289.77 and 372.25 is: 558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.50 : 2,289.77 = 372.25 : x
  2. Step 2: Convert to fraction form
    1,526.50/2,289.77 = 372.25/x
  3. Step 3: Cross multiply
    1,526.50x = 2,289.77 × 372.25
  4. Step 4: Simplify right side
    1,526.50x = 852,366.88
  5. Step 5: Solve for x
    x = 852,366.88/1,526.50
  6. Step 6: Final answer
    x = 558.38

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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.