Home / 9,137.90-13,710.54-3,294.92

Finding the Fourth Proportional to 9,137.90, 13,710.54 and 3,294.92

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Solution

The fourth proportional to 9,137.90, 13,710.54 and 3,294.92 is: 4,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.90 : 13,710.54 = 3,294.92 : x
  2. Step 2: Convert to fraction form
    9,137.90/13,710.54 = 3,294.92/x
  3. Step 3: Cross multiply
    9,137.90x = 13,710.54 × 3,294.92
  4. Step 4: Simplify right side
    9,137.90x = 45,175,132.46
  5. Step 5: Solve for x
    x = 45,175,132.46/9,137.90
  6. Step 6: Final answer
    x = 4,943.71

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1.5x scale

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.