Home / 11,001.52-15,182.90-6,285.70

Finding the Fourth Proportional to 11,001.52, 15,182.90 and 6,285.70

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Solution

The fourth proportional to 11,001.52, 15,182.90 and 6,285.70 is: 8,674.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.52 : 15,182.90 = 6,285.70 : x
  2. Step 2: Convert to fraction form
    11,001.52/15,182.90 = 6,285.70/x
  3. Step 3: Cross multiply
    11,001.52x = 15,182.90 × 6,285.70
  4. Step 4: Simplify right side
    11,001.52x = 95,435,108.72
  5. Step 5: Solve for x
    x = 95,435,108.72/11,001.52
  6. Step 6: Final answer
    x = 8,674.72

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1.5x scale

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.