Home / 8,017.20-11,062.80-5,032.80

Finding the Fourth Proportional to 8,017.20, 11,062.80 and 5,032.80

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Solution

The fourth proportional to 8,017.20, 11,062.80 and 5,032.80 is: 6,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,017.20 : 11,062.80 = 5,032.80 : x
  2. Step 2: Convert to fraction form
    8,017.20/11,062.80 = 5,032.80/x
  3. Step 3: Cross multiply
    8,017.20x = 11,062.80 × 5,032.80
  4. Step 4: Simplify right side
    8,017.20x = 55,676,859.84
  5. Step 5: Solve for x
    x = 55,676,859.84/8,017.20
  6. Step 6: Final answer
    x = 6,944.68

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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.