Home / 2,997.14-4,134.29-1,876.10

Finding the Fourth Proportional to 2,997.14, 4,134.29 and 1,876.10

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Solution

The fourth proportional to 2,997.14, 4,134.29 and 1,876.10 is: 2,587.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.14 : 4,134.29 = 1,876.10 : x
  2. Step 2: Convert to fraction form
    2,997.14/4,134.29 = 1,876.10/x
  3. Step 3: Cross multiply
    2,997.14x = 4,134.29 × 1,876.10
  4. Step 4: Simplify right side
    2,997.14x = 7,756,311.42
  5. Step 5: Solve for x
    x = 7,756,311.42/2,997.14
  6. Step 6: Final answer
    x = 2,587.91

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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.