Home / 6,635.24-9,154.31-4,116.43

Finding the Fourth Proportional to 6,635.24, 9,154.31 and 4,116.43

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Solution

The fourth proportional to 6,635.24, 9,154.31 and 4,116.43 is: 5,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.24 : 9,154.31 = 4,116.43 : x
  2. Step 2: Convert to fraction form
    6,635.24/9,154.31 = 4,116.43/x
  3. Step 3: Cross multiply
    6,635.24x = 9,154.31 × 4,116.43
  4. Step 4: Simplify right side
    6,635.24x = 37,683,076.31
  5. Step 5: Solve for x
    x = 37,683,076.31/6,635.24
  6. Step 6: Final answer
    x = 5,679.23

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1.5x scale

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.