Home / 2,963.71-4,086.84-2,545.44

Finding the Fourth Proportional to 2,963.71, 4,086.84 and 2,545.44

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Solution

The fourth proportional to 2,963.71, 4,086.84 and 2,545.44 is: 3,510.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.71 : 4,086.84 = 2,545.44 : x
  2. Step 2: Convert to fraction form
    2,963.71/4,086.84 = 2,545.44/x
  3. Step 3: Cross multiply
    2,963.71x = 4,086.84 × 2,545.44
  4. Step 4: Simplify right side
    2,963.71x = 10,402,812.37
  5. Step 5: Solve for x
    x = 10,402,812.37/2,963.71
  6. Step 6: Final answer
    x = 3,510.07

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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.