Home / 3,488.41-5,256.59-2,885.61

Finding the Fourth Proportional to 3,488.41, 5,256.59 and 2,885.61

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Solution

The fourth proportional to 3,488.41, 5,256.59 and 2,885.61 is: 4,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.41 : 5,256.59 = 2,885.61 : x
  2. Step 2: Convert to fraction form
    3,488.41/5,256.59 = 2,885.61/x
  3. Step 3: Cross multiply
    3,488.41x = 5,256.59 × 2,885.61
  4. Step 4: Simplify right side
    3,488.41x = 15,168,490.19
  5. Step 5: Solve for x
    x = 15,168,490.19/3,488.41
  6. Step 6: Final answer
    x = 4,348.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.