Home / 2,842.23-4,263.24-2,005.86

Finding the Fourth Proportional to 2,842.23, 4,263.24 and 2,005.86

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Solution

The fourth proportional to 2,842.23, 4,263.24 and 2,005.86 is: 3,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.23 : 4,263.24 = 2,005.86 : x
  2. Step 2: Convert to fraction form
    2,842.23/4,263.24 = 2,005.86/x
  3. Step 3: Cross multiply
    2,842.23x = 4,263.24 × 2,005.86
  4. Step 4: Simplify right side
    2,842.23x = 8,551,462.59
  5. Step 5: Solve for x
    x = 8,551,462.59/2,842.23
  6. Step 6: Final answer
    x = 3,008.72

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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.