Home / 11,285.20-15,575.46-6,572.26

Finding the Fourth Proportional to 11,285.20, 15,575.46 and 6,572.26

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Solution

The fourth proportional to 11,285.20, 15,575.46 and 6,572.26 is: 9,070.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.20 : 15,575.46 = 6,572.26 : x
  2. Step 2: Convert to fraction form
    11,285.20/15,575.46 = 6,572.26/x
  3. Step 3: Cross multiply
    11,285.20x = 15,575.46 × 6,572.26
  4. Step 4: Simplify right side
    11,285.20x = 102,365,972.74
  5. Step 5: Solve for x
    x = 102,365,972.74/11,285.20
  6. Step 6: Final answer
    x = 9,070.82

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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.