Home / 3,146.11-4,714.68-2,317.87

Finding the Fourth Proportional to 3,146.11, 4,714.68 and 2,317.87

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Solution

The fourth proportional to 3,146.11, 4,714.68 and 2,317.87 is: 3,473.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.11 : 4,714.68 = 2,317.87 : x
  2. Step 2: Convert to fraction form
    3,146.11/4,714.68 = 2,317.87/x
  3. Step 3: Cross multiply
    3,146.11x = 4,714.68 × 2,317.87
  4. Step 4: Simplify right side
    3,146.11x = 10,927,991.76
  5. Step 5: Solve for x
    x = 10,927,991.76/3,146.11
  6. Step 6: Final answer
    x = 3,473.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.