Home / 4,398.72-6,069.12-3,001.92

Finding the Fourth Proportional to 4,398.72, 6,069.12 and 3,001.92

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Solution

The fourth proportional to 4,398.72, 6,069.12 and 3,001.92 is: 4,141.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.72 : 6,069.12 = 3,001.92 : x
  2. Step 2: Convert to fraction form
    4,398.72/6,069.12 = 3,001.92/x
  3. Step 3: Cross multiply
    4,398.72x = 6,069.12 × 3,001.92
  4. Step 4: Simplify right side
    4,398.72x = 18,219,012.71
  5. Step 5: Solve for x
    x = 18,219,012.71/4,398.72
  6. Step 6: Final answer
    x = 4,141.89

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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.