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Finding the Fourth Proportional to 4,298.88, 5,932.80 and 2,901.12

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Solution

The fourth proportional to 4,298.88, 5,932.80 and 2,901.12 is: 4,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.88 : 5,932.80 = 2,901.12 : x
  2. Step 2: Convert to fraction form
    4,298.88/5,932.80 = 2,901.12/x
  3. Step 3: Cross multiply
    4,298.88x = 5,932.80 × 2,901.12
  4. Step 4: Simplify right side
    4,298.88x = 17,211,764.74
  5. Step 5: Solve for x
    x = 17,211,764.74/4,298.88
  6. Step 6: Final answer
    x = 4,003.78

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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.