Home / 4,121.02-5,687.67-2,352.70

Finding the Fourth Proportional to 4,121.02, 5,687.67 and 2,352.70

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Solution

The fourth proportional to 4,121.02, 5,687.67 and 2,352.70 is: 3,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.02 : 5,687.67 = 2,352.70 : x
  2. Step 2: Convert to fraction form
    4,121.02/5,687.67 = 2,352.70/x
  3. Step 3: Cross multiply
    4,121.02x = 5,687.67 × 2,352.70
  4. Step 4: Simplify right side
    4,121.02x = 13,381,381.21
  5. Step 5: Solve for x
    x = 13,381,381.21/4,121.02
  6. Step 6: Final answer
    x = 3,247.10

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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.