Home / 2,699.42-4,049.55-944.91

Finding the Fourth Proportional to 2,699.42, 4,049.55 and 944.91

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Solution

The fourth proportional to 2,699.42, 4,049.55 and 944.91 is: 1,417.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699.42 : 4,049.55 = 944.91 : x
  2. Step 2: Convert to fraction form
    2,699.42/4,049.55 = 944.91/x
  3. Step 3: Cross multiply
    2,699.42x = 4,049.55 × 944.91
  4. Step 4: Simplify right side
    2,699.42x = 3,826,460.29
  5. Step 5: Solve for x
    x = 3,826,460.29/2,699.42
  6. Step 6: Final answer
    x = 1,417.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.