Home / 9,089.52-12,540.60-5,947.80

Finding the Fourth Proportional to 9,089.52, 12,540.60 and 5,947.80

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Solution

The fourth proportional to 9,089.52, 12,540.60 and 5,947.80 is: 8,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.52 : 12,540.60 = 5,947.80 : x
  2. Step 2: Convert to fraction form
    9,089.52/12,540.60 = 5,947.80/x
  3. Step 3: Cross multiply
    9,089.52x = 12,540.60 × 5,947.80
  4. Step 4: Simplify right side
    9,089.52x = 74,588,980.68
  5. Step 5: Solve for x
    x = 74,588,980.68/9,089.52
  6. Step 6: Final answer
    x = 8,206.04

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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.