Home / 9,029.60-13,552.40-5,327.20

Finding the Fourth Proportional to 9,029.60, 13,552.40 and 5,327.20

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Solution

The fourth proportional to 9,029.60, 13,552.40 and 5,327.20 is: 7,995.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029.60 : 13,552.40 = 5,327.20 : x
  2. Step 2: Convert to fraction form
    9,029.60/13,552.40 = 5,327.20/x
  3. Step 3: Cross multiply
    9,029.60x = 13,552.40 × 5,327.20
  4. Step 4: Simplify right side
    9,029.60x = 72,196,345.28
  5. Step 5: Solve for x
    x = 72,196,345.28/9,029.60
  6. Step 6: Final answer
    x = 7,995.52

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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.