Home / 9,407.21-14,108.50-3,862.13

Finding the Fourth Proportional to 9,407.21, 14,108.50 and 3,862.13

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Solution

The fourth proportional to 9,407.21, 14,108.50 and 3,862.13 is: 5,792.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407.21 : 14,108.50 = 3,862.13 : x
  2. Step 2: Convert to fraction form
    9,407.21/14,108.50 = 3,862.13/x
  3. Step 3: Cross multiply
    9,407.21x = 14,108.50 × 3,862.13
  4. Step 4: Simplify right side
    9,407.21x = 54,488,861.11
  5. Step 5: Solve for x
    x = 54,488,861.11/9,407.21
  6. Step 6: Final answer
    x = 5,792.24

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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.