Home / 3,862.04-5,328.94-2,290.52

Finding the Fourth Proportional to 3,862.04, 5,328.94 and 2,290.52

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Solution

The fourth proportional to 3,862.04, 5,328.94 and 2,290.52 is: 3,160.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862.04 : 5,328.94 = 2,290.52 : x
  2. Step 2: Convert to fraction form
    3,862.04/5,328.94 = 2,290.52/x
  3. Step 3: Cross multiply
    3,862.04x = 5,328.94 × 2,290.52
  4. Step 4: Simplify right side
    3,862.04x = 12,206,043.65
  5. Step 5: Solve for x
    x = 12,206,043.65/3,862.04
  6. Step 6: Final answer
    x = 3,160.52

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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.