Home / 9,521.16-14,285.82-3,681.90

Finding the Fourth Proportional to 9,521.16, 14,285.82 and 3,681.90

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Solution

The fourth proportional to 9,521.16, 14,285.82 and 3,681.90 is: 5,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.16 : 14,285.82 = 3,681.90 : x
  2. Step 2: Convert to fraction form
    9,521.16/14,285.82 = 3,681.90/x
  3. Step 3: Cross multiply
    9,521.16x = 14,285.82 × 3,681.90
  4. Step 4: Simplify right side
    9,521.16x = 52,598,960.66
  5. Step 5: Solve for x
    x = 52,598,960.66/9,521.16
  6. Step 6: Final answer
    x = 5,524.43

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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.