Home / 9,862.11-13,609.37-5,881.16

Finding the Fourth Proportional to 9,862.11, 13,609.37 and 5,881.16

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Solution

The fourth proportional to 9,862.11, 13,609.37 and 5,881.16 is: 8,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,862.11 : 13,609.37 = 5,881.16 : x
  2. Step 2: Convert to fraction form
    9,862.11/13,609.37 = 5,881.16/x
  3. Step 3: Cross multiply
    9,862.11x = 13,609.37 × 5,881.16
  4. Step 4: Simplify right side
    9,862.11x = 80,038,898.11
  5. Step 5: Solve for x
    x = 80,038,898.11/9,862.11
  6. Step 6: Final answer
    x = 8,115.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.