Home / 9,063.64-12,512.16-5,708.08

Finding the Fourth Proportional to 9,063.64, 12,512.16 and 5,708.08

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Solution

The fourth proportional to 9,063.64, 12,512.16 and 5,708.08 is: 7,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,063.64 : 12,512.16 = 5,708.08 : x
  2. Step 2: Convert to fraction form
    9,063.64/12,512.16 = 5,708.08/x
  3. Step 3: Cross multiply
    9,063.64x = 12,512.16 × 5,708.08
  4. Step 4: Simplify right side
    9,063.64x = 71,420,410.25
  5. Step 5: Solve for x
    x = 71,420,410.25/9,063.64
  6. Step 6: Final answer
    x = 7,879.88

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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.