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Finding the Fourth Proportional to 4,245.66, 6,368.55 and 1,167.66

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Solution

The fourth proportional to 4,245.66, 6,368.55 and 1,167.66 is: 1,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.66 : 6,368.55 = 1,167.66 : x
  2. Step 2: Convert to fraction form
    4,245.66/6,368.55 = 1,167.66/x
  3. Step 3: Cross multiply
    4,245.66x = 6,368.55 × 1,167.66
  4. Step 4: Simplify right side
    4,245.66x = 7,436,301.09
  5. Step 5: Solve for x
    x = 7,436,301.09/4,245.66
  6. Step 6: Final answer
    x = 1,751.51

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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.