Home / 5,390.44-8,084.76-1,495.24

Finding the Fourth Proportional to 5,390.44, 8,084.76 and 1,495.24

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Solution

The fourth proportional to 5,390.44, 8,084.76 and 1,495.24 is: 2,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.44 : 8,084.76 = 1,495.24 : x
  2. Step 2: Convert to fraction form
    5,390.44/8,084.76 = 1,495.24/x
  3. Step 3: Cross multiply
    5,390.44x = 8,084.76 × 1,495.24
  4. Step 4: Simplify right side
    5,390.44x = 12,088,656.54
  5. Step 5: Solve for x
    x = 12,088,656.54/5,390.44
  6. Step 6: Final answer
    x = 2,242.61

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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.