Home / 6,321.07-8,711.45-5,066.28

Finding the Fourth Proportional to 6,321.07, 8,711.45 and 5,066.28

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Solution

The fourth proportional to 6,321.07, 8,711.45 and 5,066.28 is: 6,982.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.07 : 8,711.45 = 5,066.28 : x
  2. Step 2: Convert to fraction form
    6,321.07/8,711.45 = 5,066.28/x
  3. Step 3: Cross multiply
    6,321.07x = 8,711.45 × 5,066.28
  4. Step 4: Simplify right side
    6,321.07x = 44,134,638.57
  5. Step 5: Solve for x
    x = 44,134,638.57/6,321.07
  6. Step 6: Final answer
    x = 6,982.15

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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.