Home / 4,886.18-6,742.91-2,648.11

Finding the Fourth Proportional to 4,886.18, 6,742.91 and 2,648.11

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Solution

The fourth proportional to 4,886.18, 6,742.91 and 2,648.11 is: 3,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.18 : 6,742.91 = 2,648.11 : x
  2. Step 2: Convert to fraction form
    4,886.18/6,742.91 = 2,648.11/x
  3. Step 3: Cross multiply
    4,886.18x = 6,742.91 × 2,648.11
  4. Step 4: Simplify right side
    4,886.18x = 17,855,967.40
  5. Step 5: Solve for x
    x = 17,855,967.40/4,886.18
  6. Step 6: Final answer
    x = 3,654.38

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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.