Home / 3,685.38-5,523.65-1,708.34

Finding the Fourth Proportional to 3,685.38, 5,523.65 and 1,708.34

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Solution

The fourth proportional to 3,685.38, 5,523.65 and 1,708.34 is: 2,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.38 : 5,523.65 = 1,708.34 : x
  2. Step 2: Convert to fraction form
    3,685.38/5,523.65 = 1,708.34/x
  3. Step 3: Cross multiply
    3,685.38x = 5,523.65 × 1,708.34
  4. Step 4: Simplify right side
    3,685.38x = 9,436,248.89
  5. Step 5: Solve for x
    x = 9,436,248.89/3,685.38
  6. Step 6: Final answer
    x = 2,560.45

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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.