Home / 11,108.60-15,332.46-7,332.44

Finding the Fourth Proportional to 11,108.60, 15,332.46 and 7,332.44

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Solution

The fourth proportional to 11,108.60, 15,332.46 and 7,332.44 is: 10,120.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.60 : 15,332.46 = 7,332.44 : x
  2. Step 2: Convert to fraction form
    11,108.60/15,332.46 = 7,332.44/x
  3. Step 3: Cross multiply
    11,108.60x = 15,332.46 × 7,332.44
  4. Step 4: Simplify right side
    11,108.60x = 112,424,343.00
  5. Step 5: Solve for x
    x = 112,424,343.00/11,108.60
  6. Step 6: Final answer
    x = 10,120.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.