Home / 2,545.04-3,513.21-1,550.66

Finding the Fourth Proportional to 2,545.04, 3,513.21 and 1,550.66

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Solution

The fourth proportional to 2,545.04, 3,513.21 and 1,550.66 is: 2,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.04 : 3,513.21 = 1,550.66 : x
  2. Step 2: Convert to fraction form
    2,545.04/3,513.21 = 1,550.66/x
  3. Step 3: Cross multiply
    2,545.04x = 3,513.21 × 1,550.66
  4. Step 4: Simplify right side
    2,545.04x = 5,447,776.65
  5. Step 5: Solve for x
    x = 5,447,776.65/2,545.04
  6. Step 6: Final answer
    x = 2,140.55

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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.