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Finding the Fourth Proportional to 4,312.89, 5,949.54 and 2,718.68

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Solution

The fourth proportional to 4,312.89, 5,949.54 and 2,718.68 is: 3,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.89 : 5,949.54 = 2,718.68 : x
  2. Step 2: Convert to fraction form
    4,312.89/5,949.54 = 2,718.68/x
  3. Step 3: Cross multiply
    4,312.89x = 5,949.54 × 2,718.68
  4. Step 4: Simplify right side
    4,312.89x = 16,174,865.66
  5. Step 5: Solve for x
    x = 16,174,865.66/4,312.89
  6. Step 6: Final answer
    x = 3,750.35

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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.