Home / 9,285.32-13,921.05-5,586.68

Finding the Fourth Proportional to 9,285.32, 13,921.05 and 5,586.68

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Solution

The fourth proportional to 9,285.32, 13,921.05 and 5,586.68 is: 8,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.32 : 13,921.05 = 5,586.68 : x
  2. Step 2: Convert to fraction form
    9,285.32/13,921.05 = 5,586.68/x
  3. Step 3: Cross multiply
    9,285.32x = 13,921.05 × 5,586.68
  4. Step 4: Simplify right side
    9,285.32x = 77,772,436.79
  5. Step 5: Solve for x
    x = 77,772,436.79/9,285.32
  6. Step 6: Final answer
    x = 8,375.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.