Home / 2,046.12-2,823.68-1,114.62

Finding the Fourth Proportional to 2,046.12, 2,823.68 and 1,114.62

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Solution

The fourth proportional to 2,046.12, 2,823.68 and 1,114.62 is: 1,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,046.12 : 2,823.68 = 1,114.62 : x
  2. Step 2: Convert to fraction form
    2,046.12/2,823.68 = 1,114.62/x
  3. Step 3: Cross multiply
    2,046.12x = 2,823.68 × 1,114.62
  4. Step 4: Simplify right side
    2,046.12x = 3,147,330.20
  5. Step 5: Solve for x
    x = 3,147,330.20/2,046.12
  6. Step 6: Final answer
    x = 1,538.19

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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.