Home / 10,240.01-15,356.57-3,913.40

Finding the Fourth Proportional to 10,240.01, 15,356.57 and 3,913.40

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Solution

The fourth proportional to 10,240.01, 15,356.57 and 3,913.40 is: 5,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.01 : 15,356.57 = 3,913.40 : x
  2. Step 2: Convert to fraction form
    10,240.01/15,356.57 = 3,913.40/x
  3. Step 3: Cross multiply
    10,240.01x = 15,356.57 × 3,913.40
  4. Step 4: Simplify right side
    10,240.01x = 60,096,401.04
  5. Step 5: Solve for x
    x = 60,096,401.04/10,240.01
  6. Step 6: Final answer
    x = 5,868.78

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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.