Home / 3,657.23-5,047.55-2,401.92

Finding the Fourth Proportional to 3,657.23, 5,047.55 and 2,401.92

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Solution

The fourth proportional to 3,657.23, 5,047.55 and 2,401.92 is: 3,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.23 : 5,047.55 = 2,401.92 : x
  2. Step 2: Convert to fraction form
    3,657.23/5,047.55 = 2,401.92/x
  3. Step 3: Cross multiply
    3,657.23x = 5,047.55 × 2,401.92
  4. Step 4: Simplify right side
    3,657.23x = 12,123,811.30
  5. Step 5: Solve for x
    x = 12,123,811.30/3,657.23
  6. Step 6: Final answer
    x = 3,315.03

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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.