Home / 7,943.22-10,962.96-4,407.57

Finding the Fourth Proportional to 7,943.22, 10,962.96 and 4,407.57

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Solution

The fourth proportional to 7,943.22, 10,962.96 and 4,407.57 is: 6,083.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.22 : 10,962.96 = 4,407.57 : x
  2. Step 2: Convert to fraction form
    7,943.22/10,962.96 = 4,407.57/x
  3. Step 3: Cross multiply
    7,943.22x = 10,962.96 × 4,407.57
  4. Step 4: Simplify right side
    7,943.22x = 48,320,013.61
  5. Step 5: Solve for x
    x = 48,320,013.61/7,943.22
  6. Step 6: Final answer
    x = 6,083.18

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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.