Home / 9,539.52-13,164.24-5,560.80

Finding the Fourth Proportional to 9,539.52, 13,164.24 and 5,560.80

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Solution

The fourth proportional to 9,539.52, 13,164.24 and 5,560.80 is: 7,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.52 : 13,164.24 = 5,560.80 : x
  2. Step 2: Convert to fraction form
    9,539.52/13,164.24 = 5,560.80/x
  3. Step 3: Cross multiply
    9,539.52x = 13,164.24 × 5,560.80
  4. Step 4: Simplify right side
    9,539.52x = 73,203,705.79
  5. Step 5: Solve for x
    x = 73,203,705.79/9,539.52
  6. Step 6: Final answer
    x = 7,673.73

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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.