Home / 3,877.01-5,352.09-2,480.57

Finding the Fourth Proportional to 3,877.01, 5,352.09 and 2,480.57

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Solution

The fourth proportional to 3,877.01, 5,352.09 and 2,480.57 is: 3,424.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877.01 : 5,352.09 = 2,480.57 : x
  2. Step 2: Convert to fraction form
    3,877.01/5,352.09 = 2,480.57/x
  3. Step 3: Cross multiply
    3,877.01x = 5,352.09 × 2,480.57
  4. Step 4: Simplify right side
    3,877.01x = 13,276,233.89
  5. Step 5: Solve for x
    x = 13,276,233.89/3,877.01
  6. Step 6: Final answer
    x = 3,424.35

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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.