Home / 5,701.80-8,538.30-3,743.40

Finding the Fourth Proportional to 5,701.80, 8,538.30 and 3,743.40

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Solution

The fourth proportional to 5,701.80, 8,538.30 and 3,743.40 is: 5,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.80 : 8,538.30 = 3,743.40 : x
  2. Step 2: Convert to fraction form
    5,701.80/8,538.30 = 3,743.40/x
  3. Step 3: Cross multiply
    5,701.80x = 8,538.30 × 3,743.40
  4. Step 4: Simplify right side
    5,701.80x = 31,962,272.22
  5. Step 5: Solve for x
    x = 31,962,272.22/5,701.80
  6. Step 6: Final answer
    x = 5,605.65

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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.