Home / 5,045.40-7,563.96-1,758.06

Finding the Fourth Proportional to 5,045.40, 7,563.96 and 1,758.06

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Solution

The fourth proportional to 5,045.40, 7,563.96 and 1,758.06 is: 2,635.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.40 : 7,563.96 = 1,758.06 : x
  2. Step 2: Convert to fraction form
    5,045.40/7,563.96 = 1,758.06/x
  3. Step 3: Cross multiply
    5,045.40x = 7,563.96 × 1,758.06
  4. Step 4: Simplify right side
    5,045.40x = 13,297,895.52
  5. Step 5: Solve for x
    x = 13,297,895.52/5,045.40
  6. Step 6: Final answer
    x = 2,635.65

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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.