Home / 9,042.72-13,552.64-4,884.64

Finding the Fourth Proportional to 9,042.72, 13,552.64 and 4,884.64

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Solution

The fourth proportional to 9,042.72, 13,552.64 and 4,884.64 is: 7,320.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.72 : 13,552.64 = 4,884.64 : x
  2. Step 2: Convert to fraction form
    9,042.72/13,552.64 = 4,884.64/x
  3. Step 3: Cross multiply
    9,042.72x = 13,552.64 × 4,884.64
  4. Step 4: Simplify right side
    9,042.72x = 66,199,767.45
  5. Step 5: Solve for x
    x = 66,199,767.45/9,042.72
  6. Step 6: Final answer
    x = 7,320.78

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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.