Home / 9,867.52-13,617.24-5,675.80

Finding the Fourth Proportional to 9,867.52, 13,617.24 and 5,675.80

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Solution

The fourth proportional to 9,867.52, 13,617.24 and 5,675.80 is: 7,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867.52 : 13,617.24 = 5,675.80 : x
  2. Step 2: Convert to fraction form
    9,867.52/13,617.24 = 5,675.80/x
  3. Step 3: Cross multiply
    9,867.52x = 13,617.24 × 5,675.80
  4. Step 4: Simplify right side
    9,867.52x = 77,288,730.79
  5. Step 5: Solve for x
    x = 77,288,730.79/9,867.52
  6. Step 6: Final answer
    x = 7,832.64

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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.