Home / 2,944.13-4,059.29-2,312.69

Finding the Fourth Proportional to 2,944.13, 4,059.29 and 2,312.69

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Solution

The fourth proportional to 2,944.13, 4,059.29 and 2,312.69 is: 3,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.13 : 4,059.29 = 2,312.69 : x
  2. Step 2: Convert to fraction form
    2,944.13/4,059.29 = 2,312.69/x
  3. Step 3: Cross multiply
    2,944.13x = 4,059.29 × 2,312.69
  4. Step 4: Simplify right side
    2,944.13x = 9,387,864.88
  5. Step 5: Solve for x
    x = 9,387,864.88/2,944.13
  6. Step 6: Final answer
    x = 3,188.68

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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.