Home / 4,089.60-6,133.68-1,168.11

Finding the Fourth Proportional to 4,089.60, 6,133.68 and 1,168.11

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Solution

The fourth proportional to 4,089.60, 6,133.68 and 1,168.11 is: 1,751.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.60 : 6,133.68 = 1,168.11 : x
  2. Step 2: Convert to fraction form
    4,089.60/6,133.68 = 1,168.11/x
  3. Step 3: Cross multiply
    4,089.60x = 6,133.68 × 1,168.11
  4. Step 4: Simplify right side
    4,089.60x = 7,164,812.94
  5. Step 5: Solve for x
    x = 7,164,812.94/4,089.60
  6. Step 6: Final answer
    x = 1,751.96

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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.