Home / 9,688.41-14,532.90-2,668.53

Finding the Fourth Proportional to 9,688.41, 14,532.90 and 2,668.53

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Solution

The fourth proportional to 9,688.41, 14,532.90 and 2,668.53 is: 4,002.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.41 : 14,532.90 = 2,668.53 : x
  2. Step 2: Convert to fraction form
    9,688.41/14,532.90 = 2,668.53/x
  3. Step 3: Cross multiply
    9,688.41x = 14,532.90 × 2,668.53
  4. Step 4: Simplify right side
    9,688.41x = 38,781,479.64
  5. Step 5: Solve for x
    x = 38,781,479.64/9,688.41
  6. Step 6: Final answer
    x = 4,002.87

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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.