Home / 3,117.14-4,652.90-2,748.10

Finding the Fourth Proportional to 3,117.14, 4,652.90 and 2,748.10

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Solution

The fourth proportional to 3,117.14, 4,652.90 and 2,748.10 is: 4,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.14 : 4,652.90 = 2,748.10 : x
  2. Step 2: Convert to fraction form
    3,117.14/4,652.90 = 2,748.10/x
  3. Step 3: Cross multiply
    3,117.14x = 4,652.90 × 2,748.10
  4. Step 4: Simplify right side
    3,117.14x = 12,786,634.49
  5. Step 5: Solve for x
    x = 12,786,634.49/3,117.14
  6. Step 6: Final answer
    x = 4,102.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.