Home / 5,603.74-8,394.66-3,407.02

Finding the Fourth Proportional to 5,603.74, 8,394.66 and 3,407.02

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Solution

The fourth proportional to 5,603.74, 8,394.66 and 3,407.02 is: 5,103.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.74 : 8,394.66 = 3,407.02 : x
  2. Step 2: Convert to fraction form
    5,603.74/8,394.66 = 3,407.02/x
  3. Step 3: Cross multiply
    5,603.74x = 8,394.66 × 3,407.02
  4. Step 4: Simplify right side
    5,603.74x = 28,600,753.53
  5. Step 5: Solve for x
    x = 28,600,753.53/5,603.74
  6. Step 6: Final answer
    x = 5,103.87

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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.