Home / 2,842.92-4,253.58-2,555.16

Finding the Fourth Proportional to 2,842.92, 4,253.58 and 2,555.16

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Solution

The fourth proportional to 2,842.92, 4,253.58 and 2,555.16 is: 3,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.92 : 4,253.58 = 2,555.16 : x
  2. Step 2: Convert to fraction form
    2,842.92/4,253.58 = 2,555.16/x
  3. Step 3: Cross multiply
    2,842.92x = 4,253.58 × 2,555.16
  4. Step 4: Simplify right side
    2,842.92x = 10,868,577.47
  5. Step 5: Solve for x
    x = 10,868,577.47/2,842.92
  6. Step 6: Final answer
    x = 3,823.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.