Home / 6,476.13-8,937.05-3,643.61

Finding the Fourth Proportional to 6,476.13, 8,937.05 and 3,643.61

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Solution

The fourth proportional to 6,476.13, 8,937.05 and 3,643.61 is: 5,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.13 : 8,937.05 = 3,643.61 : x
  2. Step 2: Convert to fraction form
    6,476.13/8,937.05 = 3,643.61/x
  3. Step 3: Cross multiply
    6,476.13x = 8,937.05 × 3,643.61
  4. Step 4: Simplify right side
    6,476.13x = 32,563,061.85
  5. Step 5: Solve for x
    x = 32,563,061.85/6,476.13
  6. Step 6: Final answer
    x = 5,028.17

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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.