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Finding the Fourth Proportional to 6,914.70, 9,475.81 and 6,250.41

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Solution

The fourth proportional to 6,914.70, 9,475.81 and 6,250.41 is: 8,565.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.70 : 9,475.81 = 6,250.41 : x
  2. Step 2: Convert to fraction form
    6,914.70/9,475.81 = 6,250.41/x
  3. Step 3: Cross multiply
    6,914.70x = 9,475.81 × 6,250.41
  4. Step 4: Simplify right side
    6,914.70x = 59,227,681.96
  5. Step 5: Solve for x
    x = 59,227,681.96/6,914.70
  6. Step 6: Final answer
    x = 8,565.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.