Home / 4,743.97-7,115.67-1,457.08

Finding the Fourth Proportional to 4,743.97, 7,115.67 and 1,457.08

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Solution

The fourth proportional to 4,743.97, 7,115.67 and 1,457.08 is: 2,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.97 : 7,115.67 = 1,457.08 : x
  2. Step 2: Convert to fraction form
    4,743.97/7,115.67 = 1,457.08/x
  3. Step 3: Cross multiply
    4,743.97x = 7,115.67 × 1,457.08
  4. Step 4: Simplify right side
    4,743.97x = 10,368,082.65
  5. Step 5: Solve for x
    x = 10,368,082.65/4,743.97
  6. Step 6: Final answer
    x = 2,185.53

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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.