Home / 6,259.87-9,375.96-4,280.81

Finding the Fourth Proportional to 6,259.87, 9,375.96 and 4,280.81

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Solution

The fourth proportional to 6,259.87, 9,375.96 and 4,280.81 is: 6,411.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.87 : 9,375.96 = 4,280.81 : x
  2. Step 2: Convert to fraction form
    6,259.87/9,375.96 = 4,280.81/x
  3. Step 3: Cross multiply
    6,259.87x = 9,375.96 × 4,280.81
  4. Step 4: Simplify right side
    6,259.87x = 40,136,648.42
  5. Step 5: Solve for x
    x = 40,136,648.42/6,259.87
  6. Step 6: Final answer
    x = 6,411.74

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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.