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Finding the Fourth Proportional to 6,713.81, 10,070.81 and 2,331.40

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Solution

The fourth proportional to 6,713.81, 10,070.81 and 2,331.40 is: 3,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.81 : 10,070.81 = 2,331.40 : x
  2. Step 2: Convert to fraction form
    6,713.81/10,070.81 = 2,331.40/x
  3. Step 3: Cross multiply
    6,713.81x = 10,070.81 × 2,331.40
  4. Step 4: Simplify right side
    6,713.81x = 23,479,086.43
  5. Step 5: Solve for x
    x = 23,479,086.43/6,713.81
  6. Step 6: Final answer
    x = 3,497.13

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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.