Home / 2,074.43-2,862.68-1,130.20

Finding the Fourth Proportional to 2,074.43, 2,862.68 and 1,130.20

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Solution

The fourth proportional to 2,074.43, 2,862.68 and 1,130.20 is: 1,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.43 : 2,862.68 = 1,130.20 : x
  2. Step 2: Convert to fraction form
    2,074.43/2,862.68 = 1,130.20/x
  3. Step 3: Cross multiply
    2,074.43x = 2,862.68 × 1,130.20
  4. Step 4: Simplify right side
    2,074.43x = 3,235,404.23
  5. Step 5: Solve for x
    x = 3,235,404.23/2,074.43
  6. Step 6: Final answer
    x = 1,559.66

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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.