Home / 4,359.13-6,539.77-1,281.13

Finding the Fourth Proportional to 4,359.13, 6,539.77 and 1,281.13

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Solution

The fourth proportional to 4,359.13, 6,539.77 and 1,281.13 is: 1,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359.13 : 6,539.77 = 1,281.13 : x
  2. Step 2: Convert to fraction form
    4,359.13/6,539.77 = 1,281.13/x
  3. Step 3: Cross multiply
    4,359.13x = 6,539.77 × 1,281.13
  4. Step 4: Simplify right side
    4,359.13x = 8,378,295.54
  5. Step 5: Solve for x
    x = 8,378,295.54/4,359.13
  6. Step 6: Final answer
    x = 1,922.01

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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.