Home / 7,439.74-10,266.84-4,082.58

Finding the Fourth Proportional to 7,439.74, 10,266.84 and 4,082.58

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Solution

The fourth proportional to 7,439.74, 10,266.84 and 4,082.58 is: 5,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439.74 : 10,266.84 = 4,082.58 : x
  2. Step 2: Convert to fraction form
    7,439.74/10,266.84 = 4,082.58/x
  3. Step 3: Cross multiply
    7,439.74x = 10,266.84 × 4,082.58
  4. Step 4: Simplify right side
    7,439.74x = 41,915,195.65
  5. Step 5: Solve for x
    x = 41,915,195.65/7,439.74
  6. Step 6: Final answer
    x = 5,633.96

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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.