Home / 4,876.19-6,729.24-2,886.02

Finding the Fourth Proportional to 4,876.19, 6,729.24 and 2,886.02

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Solution

The fourth proportional to 4,876.19, 6,729.24 and 2,886.02 is: 3,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.19 : 6,729.24 = 2,886.02 : x
  2. Step 2: Convert to fraction form
    4,876.19/6,729.24 = 2,886.02/x
  3. Step 3: Cross multiply
    4,876.19x = 6,729.24 × 2,886.02
  4. Step 4: Simplify right side
    4,876.19x = 19,420,721.22
  5. Step 5: Solve for x
    x = 19,420,721.22/4,876.19
  6. Step 6: Final answer
    x = 3,982.77

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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.