Home / 3,647.57-5,028.40-2,597.81

Finding the Fourth Proportional to 3,647.57, 5,028.40 and 2,597.81

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Solution

The fourth proportional to 3,647.57, 5,028.40 and 2,597.81 is: 3,581.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.57 : 5,028.40 = 2,597.81 : x
  2. Step 2: Convert to fraction form
    3,647.57/5,028.40 = 2,597.81/x
  3. Step 3: Cross multiply
    3,647.57x = 5,028.40 × 2,597.81
  4. Step 4: Simplify right side
    3,647.57x = 13,062,833.88
  5. Step 5: Solve for x
    x = 13,062,833.88/3,647.57
  6. Step 6: Final answer
    x = 3,581.24

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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.