Home / 9,052.52-12,490.64-6,538.48

Finding the Fourth Proportional to 9,052.52, 12,490.64 and 6,538.48

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Solution

The fourth proportional to 9,052.52, 12,490.64 and 6,538.48 is: 9,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.52 : 12,490.64 = 6,538.48 : x
  2. Step 2: Convert to fraction form
    9,052.52/12,490.64 = 6,538.48/x
  3. Step 3: Cross multiply
    9,052.52x = 12,490.64 × 6,538.48
  4. Step 4: Simplify right side
    9,052.52x = 81,669,799.83
  5. Step 5: Solve for x
    x = 81,669,799.83/9,052.52
  6. Step 6: Final answer
    x = 9,021.78

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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.