Home / 4,886.02-6,742.71-2,647.87

Finding the Fourth Proportional to 4,886.02, 6,742.71 and 2,647.87

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Solution

The fourth proportional to 4,886.02, 6,742.71 and 2,647.87 is: 3,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.02 : 6,742.71 = 2,647.87 : x
  2. Step 2: Convert to fraction form
    4,886.02/6,742.71 = 2,647.87/x
  3. Step 3: Cross multiply
    4,886.02x = 6,742.71 × 2,647.87
  4. Step 4: Simplify right side
    4,886.02x = 17,853,819.53
  5. Step 5: Solve for x
    x = 17,853,819.53/4,886.02
  6. Step 6: Final answer
    x = 3,654.06

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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.