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Finding the Fourth Proportional to 5,026.96, 6,936.96 and 2,931.04

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Solution

The fourth proportional to 5,026.96, 6,936.96 and 2,931.04 is: 4,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.96 : 6,936.96 = 2,931.04 : x
  2. Step 2: Convert to fraction form
    5,026.96/6,936.96 = 2,931.04/x
  3. Step 3: Cross multiply
    5,026.96x = 6,936.96 × 2,931.04
  4. Step 4: Simplify right side
    5,026.96x = 20,332,507.24
  5. Step 5: Solve for x
    x = 20,332,507.24/5,026.96
  6. Step 6: Final answer
    x = 4,044.69

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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.