Home / 4,154.13-5,740.01-3,321.71

Finding the Fourth Proportional to 4,154.13, 5,740.01 and 3,321.71

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Solution

The fourth proportional to 4,154.13, 5,740.01 and 3,321.71 is: 4,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.13 : 5,740.01 = 3,321.71 : x
  2. Step 2: Convert to fraction form
    4,154.13/5,740.01 = 3,321.71/x
  3. Step 3: Cross multiply
    4,154.13x = 5,740.01 × 3,321.71
  4. Step 4: Simplify right side
    4,154.13x = 19,066,603.31
  5. Step 5: Solve for x
    x = 19,066,603.31/4,154.13
  6. Step 6: Final answer
    x = 4,589.79

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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.