Home / 3,132.36-4,323.24-2,074.14

Finding the Fourth Proportional to 3,132.36, 4,323.24 and 2,074.14

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Solution

The fourth proportional to 3,132.36, 4,323.24 and 2,074.14 is: 2,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.36 : 4,323.24 = 2,074.14 : x
  2. Step 2: Convert to fraction form
    3,132.36/4,323.24 = 2,074.14/x
  3. Step 3: Cross multiply
    3,132.36x = 4,323.24 × 2,074.14
  4. Step 4: Simplify right side
    3,132.36x = 8,967,005.01
  5. Step 5: Solve for x
    x = 8,967,005.01/3,132.36
  6. Step 6: Final answer
    x = 2,862.70

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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.