Home / 4,452.90-6,678.78-1,165.98

Finding the Fourth Proportional to 4,452.90, 6,678.78 and 1,165.98

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Solution

The fourth proportional to 4,452.90, 6,678.78 and 1,165.98 is: 1,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.90 : 6,678.78 = 1,165.98 : x
  2. Step 2: Convert to fraction form
    4,452.90/6,678.78 = 1,165.98/x
  3. Step 3: Cross multiply
    4,452.90x = 6,678.78 × 1,165.98
  4. Step 4: Simplify right side
    4,452.90x = 7,787,323.90
  5. Step 5: Solve for x
    x = 7,787,323.90/4,452.90
  6. Step 6: Final answer
    x = 1,748.82

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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.