Home / 4,118.08-6,177.28-1,040

Finding the Fourth Proportional to 4,118.08, 6,177.28 and 1,040

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Solution

The fourth proportional to 4,118.08, 6,177.28 and 1,040 is: 1,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.08 : 6,177.28 = 1,040 : x
  2. Step 2: Convert to fraction form
    4,118.08/6,177.28 = 1,040/x
  3. Step 3: Cross multiply
    4,118.08x = 6,177.28 × 1,040
  4. Step 4: Simplify right side
    4,118.08x = 6,424,371.20
  5. Step 5: Solve for x
    x = 6,424,371.20/4,118.08
  6. Step 6: Final answer
    x = 1,560.04

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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.