Home / 11,239.61-15,510.42-6,134.95

Finding the Fourth Proportional to 11,239.61, 15,510.42 and 6,134.95

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Solution

The fourth proportional to 11,239.61, 15,510.42 and 6,134.95 is: 8,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.61 : 15,510.42 = 6,134.95 : x
  2. Step 2: Convert to fraction form
    11,239.61/15,510.42 = 6,134.95/x
  3. Step 3: Cross multiply
    11,239.61x = 15,510.42 × 6,134.95
  4. Step 4: Simplify right side
    11,239.61x = 95,155,647.56
  5. Step 5: Solve for x
    x = 95,155,647.56/11,239.61
  6. Step 6: Final answer
    x = 8,466.10

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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.