Home / 8,288.12-12,437.04-5,945.60

Finding the Fourth Proportional to 8,288.12, 12,437.04 and 5,945.60

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Solution

The fourth proportional to 8,288.12, 12,437.04 and 5,945.60 is: 8,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.12 : 12,437.04 = 5,945.60 : x
  2. Step 2: Convert to fraction form
    8,288.12/12,437.04 = 5,945.60/x
  3. Step 3: Cross multiply
    8,288.12x = 12,437.04 × 5,945.60
  4. Step 4: Simplify right side
    8,288.12x = 73,945,602.84
  5. Step 5: Solve for x
    x = 73,945,602.84/8,288.12
  6. Step 6: Final answer
    x = 8,921.88

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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.