Home / 3,718.57-5,577.92-1,770.38

Finding the Fourth Proportional to 3,718.57, 5,577.92 and 1,770.38

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Solution

The fourth proportional to 3,718.57, 5,577.92 and 1,770.38 is: 2,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.57 : 5,577.92 = 1,770.38 : x
  2. Step 2: Convert to fraction form
    3,718.57/5,577.92 = 1,770.38/x
  3. Step 3: Cross multiply
    3,718.57x = 5,577.92 × 1,770.38
  4. Step 4: Simplify right side
    3,718.57x = 9,875,029.16
  5. Step 5: Solve for x
    x = 9,875,029.16/3,718.57
  6. Step 6: Final answer
    x = 2,655.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.