Home / 2,578.26-3,554.54-2,048.91

Finding the Fourth Proportional to 2,578.26, 3,554.54 and 2,048.91

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Solution

The fourth proportional to 2,578.26, 3,554.54 and 2,048.91 is: 2,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578.26 : 3,554.54 = 2,048.91 : x
  2. Step 2: Convert to fraction form
    2,578.26/3,554.54 = 2,048.91/x
  3. Step 3: Cross multiply
    2,578.26x = 3,554.54 × 2,048.91
  4. Step 4: Simplify right side
    2,578.26x = 7,282,916.66
  5. Step 5: Solve for x
    x = 7,282,916.66/2,578.26
  6. Step 6: Final answer
    x = 2,824.74

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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.