Home / 7,943.47-10,963.30-4,407.82

Finding the Fourth Proportional to 7,943.47, 10,963.30 and 4,407.82

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Solution

The fourth proportional to 7,943.47, 10,963.30 and 4,407.82 is: 6,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.47 : 10,963.30 = 4,407.82 : x
  2. Step 2: Convert to fraction form
    7,943.47/10,963.30 = 4,407.82/x
  3. Step 3: Cross multiply
    7,943.47x = 10,963.30 × 4,407.82
  4. Step 4: Simplify right side
    7,943.47x = 48,324,253.01
  5. Step 5: Solve for x
    x = 48,324,253.01/7,943.47
  6. Step 6: Final answer
    x = 6,083.52

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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.