Home / 5,339.32-8,008.07-1,442.81

Finding the Fourth Proportional to 5,339.32, 8,008.07 and 1,442.81

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Solution

The fourth proportional to 5,339.32, 8,008.07 and 1,442.81 is: 2,163.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.32 : 8,008.07 = 1,442.81 : x
  2. Step 2: Convert to fraction form
    5,339.32/8,008.07 = 1,442.81/x
  3. Step 3: Cross multiply
    5,339.32x = 8,008.07 × 1,442.81
  4. Step 4: Simplify right side
    5,339.32x = 11,554,136.28
  5. Step 5: Solve for x
    x = 11,554,136.28/5,339.32
  6. Step 6: Final answer
    x = 2,163.97

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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.