Home / 6,371.16-9,549.80-5,443.91

Finding the Fourth Proportional to 6,371.16, 9,549.80 and 5,443.91

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Solution

The fourth proportional to 6,371.16, 9,549.80 and 5,443.91 is: 8,159.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.16 : 9,549.80 = 5,443.91 : x
  2. Step 2: Convert to fraction form
    6,371.16/9,549.80 = 5,443.91/x
  3. Step 3: Cross multiply
    6,371.16x = 9,549.80 × 5,443.91
  4. Step 4: Simplify right side
    6,371.16x = 51,988,232.98
  5. Step 5: Solve for x
    x = 51,988,232.98/6,371.16
  6. Step 6: Final answer
    x = 8,159.94

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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.