Home / 7,943.41-10,963.21-4,407.76

Finding the Fourth Proportional to 7,943.41, 10,963.21 and 4,407.76

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Solution

The fourth proportional to 7,943.41, 10,963.21 and 4,407.76 is: 6,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.41 : 10,963.21 = 4,407.76 : x
  2. Step 2: Convert to fraction form
    7,943.41/10,963.21 = 4,407.76/x
  3. Step 3: Cross multiply
    7,943.41x = 10,963.21 × 4,407.76
  4. Step 4: Simplify right side
    7,943.41x = 48,323,160.08
  5. Step 5: Solve for x
    x = 48,323,160.08/7,943.41
  6. Step 6: Final answer
    x = 6,083.43

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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.