Home / 6,348.78-9,519.12-4,705.02

Finding the Fourth Proportional to 6,348.78, 9,519.12 and 4,705.02

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Solution

The fourth proportional to 6,348.78, 9,519.12 and 4,705.02 is: 7,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.78 : 9,519.12 = 4,705.02 : x
  2. Step 2: Convert to fraction form
    6,348.78/9,519.12 = 4,705.02/x
  3. Step 3: Cross multiply
    6,348.78x = 9,519.12 × 4,705.02
  4. Step 4: Simplify right side
    6,348.78x = 44,787,649.98
  5. Step 5: Solve for x
    x = 44,787,649.98/6,348.78
  6. Step 6: Final answer
    x = 7,054.53

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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.