Home / 5,577.80-8,368.64-3,711.18

Finding the Fourth Proportional to 5,577.80, 8,368.64 and 3,711.18

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Solution

The fourth proportional to 5,577.80, 8,368.64 and 3,711.18 is: 5,568.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.80 : 8,368.64 = 3,711.18 : x
  2. Step 2: Convert to fraction form
    5,577.80/8,368.64 = 3,711.18/x
  3. Step 3: Cross multiply
    5,577.80x = 8,368.64 × 3,711.18
  4. Step 4: Simplify right side
    5,577.80x = 31,057,506.10
  5. Step 5: Solve for x
    x = 31,057,506.10/5,577.80
  6. Step 6: Final answer
    x = 5,568.06

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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.