Home / 8,152.04-11,239.32-8,041.88

Finding the Fourth Proportional to 8,152.04, 11,239.32 and 8,041.88

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Solution

The fourth proportional to 8,152.04, 11,239.32 and 8,041.88 is: 11,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.04 : 11,239.32 = 8,041.88 : x
  2. Step 2: Convert to fraction form
    8,152.04/11,239.32 = 8,041.88/x
  3. Step 3: Cross multiply
    8,152.04x = 11,239.32 × 8,041.88
  4. Step 4: Simplify right side
    8,152.04x = 90,385,262.72
  5. Step 5: Solve for x
    x = 90,385,262.72/8,152.04
  6. Step 6: Final answer
    x = 11,087.44

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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.