Home / 2,074.48-2,862.83-1,130.30

Finding the Fourth Proportional to 2,074.48, 2,862.83 and 1,130.30

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Solution

The fourth proportional to 2,074.48, 2,862.83 and 1,130.30 is: 1,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.48 : 2,862.83 = 1,130.30 : x
  2. Step 2: Convert to fraction form
    2,074.48/2,862.83 = 1,130.30/x
  3. Step 3: Cross multiply
    2,074.48x = 2,862.83 × 1,130.30
  4. Step 4: Simplify right side
    2,074.48x = 3,235,865.74
  5. Step 5: Solve for x
    x = 3,235,865.74/2,074.48
  6. Step 6: Final answer
    x = 1,559.85

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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.