Home / 3,718.38-5,122.67-2,597.34

Finding the Fourth Proportional to 3,718.38, 5,122.67 and 2,597.34

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Solution

The fourth proportional to 3,718.38, 5,122.67 and 2,597.34 is: 3,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.38 : 5,122.67 = 2,597.34 : x
  2. Step 2: Convert to fraction form
    3,718.38/5,122.67 = 2,597.34/x
  3. Step 3: Cross multiply
    3,718.38x = 5,122.67 × 2,597.34
  4. Step 4: Simplify right side
    3,718.38x = 13,305,302.71
  5. Step 5: Solve for x
    x = 13,305,302.71/3,718.38
  6. Step 6: Final answer
    x = 3,578.25

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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.