Home / 4,089.14-6,131.88-1,166.76

Finding the Fourth Proportional to 4,089.14, 6,131.88 and 1,166.76

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Solution

The fourth proportional to 4,089.14, 6,131.88 and 1,166.76 is: 1,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.14 : 6,131.88 = 1,166.76 : x
  2. Step 2: Convert to fraction form
    4,089.14/6,131.88 = 1,166.76/x
  3. Step 3: Cross multiply
    4,089.14x = 6,131.88 × 1,166.76
  4. Step 4: Simplify right side
    4,089.14x = 7,154,432.31
  5. Step 5: Solve for x
    x = 7,154,432.31/4,089.14
  6. Step 6: Final answer
    x = 1,749.62

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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.