Home / 5,759.70-8,638.62-2,061.30

Finding the Fourth Proportional to 5,759.70, 8,638.62 and 2,061.30

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Solution

The fourth proportional to 5,759.70, 8,638.62 and 2,061.30 is: 3,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.70 : 8,638.62 = 2,061.30 : x
  2. Step 2: Convert to fraction form
    5,759.70/8,638.62 = 2,061.30/x
  3. Step 3: Cross multiply
    5,759.70x = 8,638.62 × 2,061.30
  4. Step 4: Simplify right side
    5,759.70x = 17,806,787.41
  5. Step 5: Solve for x
    x = 17,806,787.41/5,759.70
  6. Step 6: Final answer
    x = 3,091.62

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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.