Home / 6,626.16-9,143.51-3,937.14

Finding the Fourth Proportional to 6,626.16, 9,143.51 and 3,937.14

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Solution

The fourth proportional to 6,626.16, 9,143.51 and 3,937.14 is: 5,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.16 : 9,143.51 = 3,937.14 : x
  2. Step 2: Convert to fraction form
    6,626.16/9,143.51 = 3,937.14/x
  3. Step 3: Cross multiply
    6,626.16x = 9,143.51 × 3,937.14
  4. Step 4: Simplify right side
    6,626.16x = 35,999,259.28
  5. Step 5: Solve for x
    x = 35,999,259.28/6,626.16
  6. Step 6: Final answer
    x = 5,432.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.