Home / 3,719.53-5,132.63-2,040.93

Finding the Fourth Proportional to 3,719.53, 5,132.63 and 2,040.93

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Solution

The fourth proportional to 3,719.53, 5,132.63 and 2,040.93 is: 2,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.53 : 5,132.63 = 2,040.93 : x
  2. Step 2: Convert to fraction form
    3,719.53/5,132.63 = 2,040.93/x
  3. Step 3: Cross multiply
    3,719.53x = 5,132.63 × 2,040.93
  4. Step 4: Simplify right side
    3,719.53x = 10,475,335.04
  5. Step 5: Solve for x
    x = 10,475,335.04/3,719.53
  6. Step 6: Final answer
    x = 2,816.31

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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.