Home / 8,197.27-11,312.04-5,010.55

Finding the Fourth Proportional to 8,197.27, 11,312.04 and 5,010.55

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Solution

The fourth proportional to 8,197.27, 11,312.04 and 5,010.55 is: 6,914.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.27 : 11,312.04 = 5,010.55 : x
  2. Step 2: Convert to fraction form
    8,197.27/11,312.04 = 5,010.55/x
  3. Step 3: Cross multiply
    8,197.27x = 11,312.04 × 5,010.55
  4. Step 4: Simplify right side
    8,197.27x = 56,679,542.02
  5. Step 5: Solve for x
    x = 56,679,542.02/8,197.27
  6. Step 6: Final answer
    x = 6,914.44

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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.