Home / 1,732.23-2,595.11-867.15

Finding the Fourth Proportional to 1,732.23, 2,595.11 and 867.15

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Solution

The fourth proportional to 1,732.23, 2,595.11 and 867.15 is: 1,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.23 : 2,595.11 = 867.15 : x
  2. Step 2: Convert to fraction form
    1,732.23/2,595.11 = 867.15/x
  3. Step 3: Cross multiply
    1,732.23x = 2,595.11 × 867.15
  4. Step 4: Simplify right side
    1,732.23x = 2,250,345.30
  5. Step 5: Solve for x
    x = 2,250,345.30/1,732.23
  6. Step 6: Final answer
    x = 1,299.10

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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.