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Finding the Fourth Proportional to 9,666.71, 14,500.37 and 4,599.79

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Solution

The fourth proportional to 9,666.71, 14,500.37 and 4,599.79 is: 6,899.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666.71 : 14,500.37 = 4,599.79 : x
  2. Step 2: Convert to fraction form
    9,666.71/14,500.37 = 4,599.79/x
  3. Step 3: Cross multiply
    9,666.71x = 14,500.37 × 4,599.79
  4. Step 4: Simplify right side
    9,666.71x = 66,698,713.74
  5. Step 5: Solve for x
    x = 66,698,713.74/9,666.71
  6. Step 6: Final answer
    x = 6,899.83

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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.