Home / 10,898.10-15,040.10-6,182.68

Finding the Fourth Proportional to 10,898.10, 15,040.10 and 6,182.68

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Solution

The fourth proportional to 10,898.10, 15,040.10 and 6,182.68 is: 8,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.10 : 15,040.10 = 6,182.68 : x
  2. Step 2: Convert to fraction form
    10,898.10/15,040.10 = 6,182.68/x
  3. Step 3: Cross multiply
    10,898.10x = 15,040.10 × 6,182.68
  4. Step 4: Simplify right side
    10,898.10x = 92,988,125.47
  5. Step 5: Solve for x
    x = 92,988,125.47/10,898.10
  6. Step 6: Final answer
    x = 8,532.51

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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.