Home / 1,595.27-2,201.40-896.65

Finding the Fourth Proportional to 1,595.27, 2,201.40 and 896.65

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Solution

The fourth proportional to 1,595.27, 2,201.40 and 896.65 is: 1,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.27 : 2,201.40 = 896.65 : x
  2. Step 2: Convert to fraction form
    1,595.27/2,201.40 = 896.65/x
  3. Step 3: Cross multiply
    1,595.27x = 2,201.40 × 896.65
  4. Step 4: Simplify right side
    1,595.27x = 1,973,874.30
  5. Step 5: Solve for x
    x = 1,973,874.30/1,595.27
  6. Step 6: Final answer
    x = 1,237.33

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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.