Home / 11,140.31-15,373.41-6,104.52

Finding the Fourth Proportional to 11,140.31, 15,373.41 and 6,104.52

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Solution

The fourth proportional to 11,140.31, 15,373.41 and 6,104.52 is: 8,424.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.31 : 15,373.41 = 6,104.52 : x
  2. Step 2: Convert to fraction form
    11,140.31/15,373.41 = 6,104.52/x
  3. Step 3: Cross multiply
    11,140.31x = 15,373.41 × 6,104.52
  4. Step 4: Simplify right side
    11,140.31x = 93,847,288.81
  5. Step 5: Solve for x
    x = 93,847,288.81/11,140.31
  6. Step 6: Final answer
    x = 8,424.12

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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.