Home / 5,061.60-7,589.70-2,136.60

Finding the Fourth Proportional to 5,061.60, 7,589.70 and 2,136.60

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Solution

The fourth proportional to 5,061.60, 7,589.70 and 2,136.60 is: 3,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.60 : 7,589.70 = 2,136.60 : x
  2. Step 2: Convert to fraction form
    5,061.60/7,589.70 = 2,136.60/x
  3. Step 3: Cross multiply
    5,061.60x = 7,589.70 × 2,136.60
  4. Step 4: Simplify right side
    5,061.60x = 16,216,153.02
  5. Step 5: Solve for x
    x = 16,216,153.02/5,061.60
  6. Step 6: Final answer
    x = 3,203.76

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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.