Home / 11,292.80-16,949.60-5,750.13

Finding the Fourth Proportional to 11,292.80, 16,949.60 and 5,750.13

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Solution

The fourth proportional to 11,292.80, 16,949.60 and 5,750.13 is: 8,630.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.80 : 16,949.60 = 5,750.13 : x
  2. Step 2: Convert to fraction form
    11,292.80/16,949.60 = 5,750.13/x
  3. Step 3: Cross multiply
    11,292.80x = 16,949.60 × 5,750.13
  4. Step 4: Simplify right side
    11,292.80x = 97,462,374.70
  5. Step 5: Solve for x
    x = 97,462,374.70/11,292.80
  6. Step 6: Final answer
    x = 8,630.49

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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.