Home / 3,719.85-5,133.40-2,041.27

Finding the Fourth Proportional to 3,719.85, 5,133.40 and 2,041.27

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Solution

The fourth proportional to 3,719.85, 5,133.40 and 2,041.27 is: 2,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.85 : 5,133.40 = 2,041.27 : x
  2. Step 2: Convert to fraction form
    3,719.85/5,133.40 = 2,041.27/x
  3. Step 3: Cross multiply
    3,719.85x = 5,133.40 × 2,041.27
  4. Step 4: Simplify right side
    3,719.85x = 10,478,655.42
  5. Step 5: Solve for x
    x = 10,478,655.42/3,719.85
  6. Step 6: Final answer
    x = 2,816.96

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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.