Home / 5,045.67-7,568.70-1,759.09

Finding the Fourth Proportional to 5,045.67, 7,568.70 and 1,759.09

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Solution

The fourth proportional to 5,045.67, 7,568.70 and 1,759.09 is: 2,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.67 : 7,568.70 = 1,759.09 : x
  2. Step 2: Convert to fraction form
    5,045.67/7,568.70 = 1,759.09/x
  3. Step 3: Cross multiply
    5,045.67x = 7,568.70 × 1,759.09
  4. Step 4: Simplify right side
    5,045.67x = 13,314,024.48
  5. Step 5: Solve for x
    x = 13,314,024.48/5,045.67
  6. Step 6: Final answer
    x = 2,638.70

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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.