Home / 6,883.47-10,318.32-2,721.24

Finding the Fourth Proportional to 6,883.47, 10,318.32 and 2,721.24

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Solution

The fourth proportional to 6,883.47, 10,318.32 and 2,721.24 is: 4,079.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,883.47 : 10,318.32 = 2,721.24 : x
  2. Step 2: Convert to fraction form
    6,883.47/10,318.32 = 2,721.24/x
  3. Step 3: Cross multiply
    6,883.47x = 10,318.32 × 2,721.24
  4. Step 4: Simplify right side
    6,883.47x = 28,078,625.12
  5. Step 5: Solve for x
    x = 28,078,625.12/6,883.47
  6. Step 6: Final answer
    x = 4,079.14

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1.5x scale

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.