Home / 5,336.42-8,003.65-1,439.91

Finding the Fourth Proportional to 5,336.42, 8,003.65 and 1,439.91

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Solution

The fourth proportional to 5,336.42, 8,003.65 and 1,439.91 is: 2,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.42 : 8,003.65 = 1,439.91 : x
  2. Step 2: Convert to fraction form
    5,336.42/8,003.65 = 1,439.91/x
  3. Step 3: Cross multiply
    5,336.42x = 8,003.65 × 1,439.91
  4. Step 4: Simplify right side
    5,336.42x = 11,524,535.67
  5. Step 5: Solve for x
    x = 11,524,535.67/5,336.42
  6. Step 6: Final answer
    x = 2,159.60

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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.