Home / 5,043.30-6,961.24-3,153.76

Finding the Fourth Proportional to 5,043.30, 6,961.24 and 3,153.76

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Solution

The fourth proportional to 5,043.30, 6,961.24 and 3,153.76 is: 4,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.30 : 6,961.24 = 3,153.76 : x
  2. Step 2: Convert to fraction form
    5,043.30/6,961.24 = 3,153.76/x
  3. Step 3: Cross multiply
    5,043.30x = 6,961.24 × 3,153.76
  4. Step 4: Simplify right side
    5,043.30x = 21,954,080.26
  5. Step 5: Solve for x
    x = 21,954,080.26/5,043.30
  6. Step 6: Final answer
    x = 4,353.12

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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.