Home / 4,387.13-6,580.78-1,465.46

Finding the Fourth Proportional to 4,387.13, 6,580.78 and 1,465.46

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Solution

The fourth proportional to 4,387.13, 6,580.78 and 1,465.46 is: 2,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.13 : 6,580.78 = 1,465.46 : x
  2. Step 2: Convert to fraction form
    4,387.13/6,580.78 = 1,465.46/x
  3. Step 3: Cross multiply
    4,387.13x = 6,580.78 × 1,465.46
  4. Step 4: Simplify right side
    4,387.13x = 9,643,869.86
  5. Step 5: Solve for x
    x = 9,643,869.86/4,387.13
  6. Step 6: Final answer
    x = 2,198.22

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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.