Home / 11,298.29-15,591.60-6,262.45

Finding the Fourth Proportional to 11,298.29, 15,591.60 and 6,262.45

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Solution

The fourth proportional to 11,298.29, 15,591.60 and 6,262.45 is: 8,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.29 : 15,591.60 = 6,262.45 : x
  2. Step 2: Convert to fraction form
    11,298.29/15,591.60 = 6,262.45/x
  3. Step 3: Cross multiply
    11,298.29x = 15,591.60 × 6,262.45
  4. Step 4: Simplify right side
    11,298.29x = 97,641,576.44
  5. Step 5: Solve for x
    x = 97,641,576.44/11,298.29
  6. Step 6: Final answer
    x = 8,642.16

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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.