Home / 3,312.97-4,572.93-2,134.05

Finding the Fourth Proportional to 3,312.97, 4,572.93 and 2,134.05

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Solution

The fourth proportional to 3,312.97, 4,572.93 and 2,134.05 is: 2,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.97 : 4,572.93 = 2,134.05 : x
  2. Step 2: Convert to fraction form
    3,312.97/4,572.93 = 2,134.05/x
  3. Step 3: Cross multiply
    3,312.97x = 4,572.93 × 2,134.05
  4. Step 4: Simplify right side
    3,312.97x = 9,758,861.27
  5. Step 5: Solve for x
    x = 9,758,861.27/3,312.97
  6. Step 6: Final answer
    x = 2,945.65

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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.