Home / 2,579.93-3,562.10-2,278.88

Finding the Fourth Proportional to 2,579.93, 3,562.10 and 2,278.88

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Solution

The fourth proportional to 2,579.93, 3,562.10 and 2,278.88 is: 3,146.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.93 : 3,562.10 = 2,278.88 : x
  2. Step 2: Convert to fraction form
    2,579.93/3,562.10 = 2,278.88/x
  3. Step 3: Cross multiply
    2,579.93x = 3,562.10 × 2,278.88
  4. Step 4: Simplify right side
    2,579.93x = 8,117,569.24
  5. Step 5: Solve for x
    x = 8,117,569.24/2,579.93
  6. Step 6: Final answer
    x = 3,146.44

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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.