Home / 4,146.25-5,723.03-3,312.76

Finding the Fourth Proportional to 4,146.25, 5,723.03 and 3,312.76

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Solution

The fourth proportional to 4,146.25, 5,723.03 and 3,312.76 is: 4,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.25 : 5,723.03 = 3,312.76 : x
  2. Step 2: Convert to fraction form
    4,146.25/5,723.03 = 3,312.76/x
  3. Step 3: Cross multiply
    4,146.25x = 5,723.03 × 3,312.76
  4. Step 4: Simplify right side
    4,146.25x = 18,959,024.86
  5. Step 5: Solve for x
    x = 18,959,024.86/4,146.25
  6. Step 6: Final answer
    x = 4,572.57

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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.