Home / 3,311.40-4,568.76-2,053.44

Finding the Fourth Proportional to 3,311.40, 4,568.76 and 2,053.44

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Solution

The fourth proportional to 3,311.40, 4,568.76 and 2,053.44 is: 2,833.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.40 : 4,568.76 = 2,053.44 : x
  2. Step 2: Convert to fraction form
    3,311.40/4,568.76 = 2,053.44/x
  3. Step 3: Cross multiply
    3,311.40x = 4,568.76 × 2,053.44
  4. Step 4: Simplify right side
    3,311.40x = 9,381,674.53
  5. Step 5: Solve for x
    x = 9,381,674.53/3,311.40
  6. Step 6: Final answer
    x = 2,833.14

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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.