Home / 3,756.08-5,637.76-2,722.72

Finding the Fourth Proportional to 3,756.08, 5,637.76 and 2,722.72

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Solution

The fourth proportional to 3,756.08, 5,637.76 and 2,722.72 is: 4,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.08 : 5,637.76 = 2,722.72 : x
  2. Step 2: Convert to fraction form
    3,756.08/5,637.76 = 2,722.72/x
  3. Step 3: Cross multiply
    3,756.08x = 5,637.76 × 2,722.72
  4. Step 4: Simplify right side
    3,756.08x = 15,350,041.91
  5. Step 5: Solve for x
    x = 15,350,041.91/3,756.08
  6. Step 6: Final answer
    x = 4,086.72

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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.