Home / 2,842.16-4,259.93-1,282.95

Finding the Fourth Proportional to 2,842.16, 4,259.93 and 1,282.95

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Solution

The fourth proportional to 2,842.16, 4,259.93 and 1,282.95 is: 1,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.16 : 4,259.93 = 1,282.95 : x
  2. Step 2: Convert to fraction form
    2,842.16/4,259.93 = 1,282.95/x
  3. Step 3: Cross multiply
    2,842.16x = 4,259.93 × 1,282.95
  4. Step 4: Simplify right side
    2,842.16x = 5,465,270.78
  5. Step 5: Solve for x
    x = 5,465,270.78/2,842.16
  6. Step 6: Final answer
    x = 1,922.93

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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.