Home / 4,102.65-6,154.18-1,180.98

Finding the Fourth Proportional to 4,102.65, 6,154.18 and 1,180.98

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Solution

The fourth proportional to 4,102.65, 6,154.18 and 1,180.98 is: 1,771.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.65 : 6,154.18 = 1,180.98 : x
  2. Step 2: Convert to fraction form
    4,102.65/6,154.18 = 1,180.98/x
  3. Step 3: Cross multiply
    4,102.65x = 6,154.18 × 1,180.98
  4. Step 4: Simplify right side
    4,102.65x = 7,267,960.54
  5. Step 5: Solve for x
    x = 7,267,960.54/4,102.65
  6. Step 6: Final answer
    x = 1,771.53

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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.