Home / 8,265.06-12,398.37-2,718.45

Finding the Fourth Proportional to 8,265.06, 12,398.37 and 2,718.45

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Solution

The fourth proportional to 8,265.06, 12,398.37 and 2,718.45 is: 4,077.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.06 : 12,398.37 = 2,718.45 : x
  2. Step 2: Convert to fraction form
    8,265.06/12,398.37 = 2,718.45/x
  3. Step 3: Cross multiply
    8,265.06x = 12,398.37 × 2,718.45
  4. Step 4: Simplify right side
    8,265.06x = 33,704,348.93
  5. Step 5: Solve for x
    x = 33,704,348.93/8,265.06
  6. Step 6: Final answer
    x = 4,077.93

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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.