Home / 11,291.04-16,934.10-5,747.40

Finding the Fourth Proportional to 11,291.04, 16,934.10 and 5,747.40

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Solution

The fourth proportional to 11,291.04, 16,934.10 and 5,747.40 is: 8,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291.04 : 16,934.10 = 5,747.40 : x
  2. Step 2: Convert to fraction form
    11,291.04/16,934.10 = 5,747.40/x
  3. Step 3: Cross multiply
    11,291.04x = 16,934.10 × 5,747.40
  4. Step 4: Simplify right side
    11,291.04x = 97,327,046.34
  5. Step 5: Solve for x
    x = 97,327,046.34/11,291.04
  6. Step 6: Final answer
    x = 8,619.85

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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.