Home / 1,767.30-2,437.50-1,236.01

Finding the Fourth Proportional to 1,767.30, 2,437.50 and 1,236.01

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Solution

The fourth proportional to 1,767.30, 2,437.50 and 1,236.01 is: 1,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767.30 : 2,437.50 = 1,236.01 : x
  2. Step 2: Convert to fraction form
    1,767.30/2,437.50 = 1,236.01/x
  3. Step 3: Cross multiply
    1,767.30x = 2,437.50 × 1,236.01
  4. Step 4: Simplify right side
    1,767.30x = 3,012,774.38
  5. Step 5: Solve for x
    x = 3,012,774.38/1,767.30
  6. Step 6: Final answer
    x = 1,704.73

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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.