Home / 4,143.80-5,718.08-2,351.26

Finding the Fourth Proportional to 4,143.80, 5,718.08 and 2,351.26

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Solution

The fourth proportional to 4,143.80, 5,718.08 and 2,351.26 is: 3,244.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.80 : 5,718.08 = 2,351.26 : x
  2. Step 2: Convert to fraction form
    4,143.80/5,718.08 = 2,351.26/x
  3. Step 3: Cross multiply
    4,143.80x = 5,718.08 × 2,351.26
  4. Step 4: Simplify right side
    4,143.80x = 13,444,692.78
  5. Step 5: Solve for x
    x = 13,444,692.78/4,143.80
  6. Step 6: Final answer
    x = 3,244.53

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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.