Home / 4,451.38-6,674.79-1,488.76

Finding the Fourth Proportional to 4,451.38, 6,674.79 and 1,488.76

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Solution

The fourth proportional to 4,451.38, 6,674.79 and 1,488.76 is: 2,232.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.38 : 6,674.79 = 1,488.76 : x
  2. Step 2: Convert to fraction form
    4,451.38/6,674.79 = 1,488.76/x
  3. Step 3: Cross multiply
    4,451.38x = 6,674.79 × 1,488.76
  4. Step 4: Simplify right side
    4,451.38x = 9,937,160.36
  5. Step 5: Solve for x
    x = 9,937,160.36/4,451.38
  6. Step 6: Final answer
    x = 2,232.38

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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.