Home / 10,035.73-15,045.39-3,792.21

Finding the Fourth Proportional to 10,035.73, 15,045.39 and 3,792.21

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Solution

The fourth proportional to 10,035.73, 15,045.39 and 3,792.21 is: 5,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.73 : 15,045.39 = 3,792.21 : x
  2. Step 2: Convert to fraction form
    10,035.73/15,045.39 = 3,792.21/x
  3. Step 3: Cross multiply
    10,035.73x = 15,045.39 × 3,792.21
  4. Step 4: Simplify right side
    10,035.73x = 57,055,278.41
  5. Step 5: Solve for x
    x = 57,055,278.41/10,035.73
  6. Step 6: Final answer
    x = 5,685.21

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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.