Home / 2,023.16-2,790.42-1,350.20

Finding the Fourth Proportional to 2,023.16, 2,790.42 and 1,350.20

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Solution

The fourth proportional to 2,023.16, 2,790.42 and 1,350.20 is: 1,862.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.16 : 2,790.42 = 1,350.20 : x
  2. Step 2: Convert to fraction form
    2,023.16/2,790.42 = 1,350.20/x
  3. Step 3: Cross multiply
    2,023.16x = 2,790.42 × 1,350.20
  4. Step 4: Simplify right side
    2,023.16x = 3,767,625.08
  5. Step 5: Solve for x
    x = 3,767,625.08/2,023.16
  6. Step 6: Final answer
    x = 1,862.25

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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.