Home / 9,035.12-13,541.40-4,103.36

Finding the Fourth Proportional to 9,035.12, 13,541.40 and 4,103.36

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Solution

The fourth proportional to 9,035.12, 13,541.40 and 4,103.36 is: 6,149.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,035.12 : 13,541.40 = 4,103.36 : x
  2. Step 2: Convert to fraction form
    9,035.12/13,541.40 = 4,103.36/x
  3. Step 3: Cross multiply
    9,035.12x = 13,541.40 × 4,103.36
  4. Step 4: Simplify right side
    9,035.12x = 55,565,239.10
  5. Step 5: Solve for x
    x = 55,565,239.10/9,035.12
  6. Step 6: Final answer
    x = 6,149.92

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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.