Home / 6,476.76-8,937.30-3,643.92

Finding the Fourth Proportional to 6,476.76, 8,937.30 and 3,643.92

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Solution

The fourth proportional to 6,476.76, 8,937.30 and 3,643.92 is: 5,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.76 : 8,937.30 = 3,643.92 : x
  2. Step 2: Convert to fraction form
    6,476.76/8,937.30 = 3,643.92/x
  3. Step 3: Cross multiply
    6,476.76x = 8,937.30 × 3,643.92
  4. Step 4: Simplify right side
    6,476.76x = 32,566,806.22
  5. Step 5: Solve for x
    x = 32,566,806.22/6,476.76
  6. Step 6: Final answer
    x = 5,028.26

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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.