Home / 5,491.25-7,577.96-3,254.23

Finding the Fourth Proportional to 5,491.25, 7,577.96 and 3,254.23

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Solution

The fourth proportional to 5,491.25, 7,577.96 and 3,254.23 is: 4,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.25 : 7,577.96 = 3,254.23 : x
  2. Step 2: Convert to fraction form
    5,491.25/7,577.96 = 3,254.23/x
  3. Step 3: Cross multiply
    5,491.25x = 7,577.96 × 3,254.23
  4. Step 4: Simplify right side
    5,491.25x = 24,660,411.31
  5. Step 5: Solve for x
    x = 24,660,411.31/5,491.25
  6. Step 6: Final answer
    x = 4,490.86

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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.