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Finding the Fourth Proportional to 9,710.65, 14,565.98 and 4,160.41

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Solution

The fourth proportional to 9,710.65, 14,565.98 and 4,160.41 is: 6,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710.65 : 14,565.98 = 4,160.41 : x
  2. Step 2: Convert to fraction form
    9,710.65/14,565.98 = 4,160.41/x
  3. Step 3: Cross multiply
    9,710.65x = 14,565.98 × 4,160.41
  4. Step 4: Simplify right side
    9,710.65x = 60,600,448.85
  5. Step 5: Solve for x
    x = 60,600,448.85/9,710.65
  6. Step 6: Final answer
    x = 6,240.62

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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.