Home / 8,943.08-12,340.89-4,963.95

Finding the Fourth Proportional to 8,943.08, 12,340.89 and 4,963.95

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Solution

The fourth proportional to 8,943.08, 12,340.89 and 4,963.95 is: 6,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.08 : 12,340.89 = 4,963.95 : x
  2. Step 2: Convert to fraction form
    8,943.08/12,340.89 = 4,963.95/x
  3. Step 3: Cross multiply
    8,943.08x = 12,340.89 × 4,963.95
  4. Step 4: Simplify right side
    8,943.08x = 61,259,560.92
  5. Step 5: Solve for x
    x = 61,259,560.92/8,943.08
  6. Step 6: Final answer
    x = 6,849.94

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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.