Home / 2,569.21-3,545.54-1,450.19

Finding the Fourth Proportional to 2,569.21, 3,545.54 and 1,450.19

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Solution

The fourth proportional to 2,569.21, 3,545.54 and 1,450.19 is: 2,001.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.21 : 3,545.54 = 1,450.19 : x
  2. Step 2: Convert to fraction form
    2,569.21/3,545.54 = 1,450.19/x
  3. Step 3: Cross multiply
    2,569.21x = 3,545.54 × 1,450.19
  4. Step 4: Simplify right side
    2,569.21x = 5,141,706.65
  5. Step 5: Solve for x
    x = 5,141,706.65/2,569.21
  6. Step 6: Final answer
    x = 2,001.28

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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.