Home / 8,375.17-11,560.98-6,285.37

Finding the Fourth Proportional to 8,375.17, 11,560.98 and 6,285.37

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Solution

The fourth proportional to 8,375.17, 11,560.98 and 6,285.37 is: 8,676.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375.17 : 11,560.98 = 6,285.37 : x
  2. Step 2: Convert to fraction form
    8,375.17/11,560.98 = 6,285.37/x
  3. Step 3: Cross multiply
    8,375.17x = 11,560.98 × 6,285.37
  4. Step 4: Simplify right side
    8,375.17x = 72,665,036.86
  5. Step 5: Solve for x
    x = 72,665,036.86/8,375.17
  6. Step 6: Final answer
    x = 8,676.25

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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.