Home / 10,513.06-15,767.61-3,937.84

Finding the Fourth Proportional to 10,513.06, 15,767.61 and 3,937.84

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Solution

The fourth proportional to 10,513.06, 15,767.61 and 3,937.84 is: 5,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513.06 : 15,767.61 = 3,937.84 : x
  2. Step 2: Convert to fraction form
    10,513.06/15,767.61 = 3,937.84/x
  3. Step 3: Cross multiply
    10,513.06x = 15,767.61 × 3,937.84
  4. Step 4: Simplify right side
    10,513.06x = 62,090,325.36
  5. Step 5: Solve for x
    x = 62,090,325.36/10,513.06
  6. Step 6: Final answer
    x = 5,906.02

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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.