Home / 2,545.74-3,818.79-1,623.10

Finding the Fourth Proportional to 2,545.74, 3,818.79 and 1,623.10

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Solution

The fourth proportional to 2,545.74, 3,818.79 and 1,623.10 is: 2,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.74 : 3,818.79 = 1,623.10 : x
  2. Step 2: Convert to fraction form
    2,545.74/3,818.79 = 1,623.10/x
  3. Step 3: Cross multiply
    2,545.74x = 3,818.79 × 1,623.10
  4. Step 4: Simplify right side
    2,545.74x = 6,198,278.05
  5. Step 5: Solve for x
    x = 6,198,278.05/2,545.74
  6. Step 6: Final answer
    x = 2,434.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.