Home / 4,089.39-6,135.11-1,167.72

Finding the Fourth Proportional to 4,089.39, 6,135.11 and 1,167.72

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Solution

The fourth proportional to 4,089.39, 6,135.11 and 1,167.72 is: 1,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.39 : 6,135.11 = 1,167.72 : x
  2. Step 2: Convert to fraction form
    4,089.39/6,135.11 = 1,167.72/x
  3. Step 3: Cross multiply
    4,089.39x = 6,135.11 × 1,167.72
  4. Step 4: Simplify right side
    4,089.39x = 7,164,084.81
  5. Step 5: Solve for x
    x = 7,164,084.81/4,089.39
  6. Step 6: Final answer
    x = 1,751.87

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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.