Home / 9,037.08-12,470.49-5,499.90

Finding the Fourth Proportional to 9,037.08, 12,470.49 and 5,499.90

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Solution

The fourth proportional to 9,037.08, 12,470.49 and 5,499.90 is: 7,589.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,037.08 : 12,470.49 = 5,499.90 : x
  2. Step 2: Convert to fraction form
    9,037.08/12,470.49 = 5,499.90/x
  3. Step 3: Cross multiply
    9,037.08x = 12,470.49 × 5,499.90
  4. Step 4: Simplify right side
    9,037.08x = 68,586,447.95
  5. Step 5: Solve for x
    x = 68,586,447.95/9,037.08
  6. Step 6: Final answer
    x = 7,589.45

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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.