Home / 1,758.30-2,426.27-1,012.11

Finding the Fourth Proportional to 1,758.30, 2,426.27 and 1,012.11

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Solution

The fourth proportional to 1,758.30, 2,426.27 and 1,012.11 is: 1,396.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.30 : 2,426.27 = 1,012.11 : x
  2. Step 2: Convert to fraction form
    1,758.30/2,426.27 = 1,012.11/x
  3. Step 3: Cross multiply
    1,758.30x = 2,426.27 × 1,012.11
  4. Step 4: Simplify right side
    1,758.30x = 2,455,652.13
  5. Step 5: Solve for x
    x = 2,455,652.13/1,758.30
  6. Step 6: Final answer
    x = 1,396.61

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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.