Home / 2,566.71-3,541.68-1,447.65

Finding the Fourth Proportional to 2,566.71, 3,541.68 and 1,447.65

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Solution

The fourth proportional to 2,566.71, 3,541.68 and 1,447.65 is: 1,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566.71 : 3,541.68 = 1,447.65 : x
  2. Step 2: Convert to fraction form
    2,566.71/3,541.68 = 1,447.65/x
  3. Step 3: Cross multiply
    2,566.71x = 3,541.68 × 1,447.65
  4. Step 4: Simplify right side
    2,566.71x = 5,127,113.05
  5. Step 5: Solve for x
    x = 5,127,113.05/2,566.71
  6. Step 6: Final answer
    x = 1,997.54

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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.