Home / 1,176.12-1,760.76-1,019.48

Finding the Fourth Proportional to 1,176.12, 1,760.76 and 1,019.48

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Solution

The fourth proportional to 1,176.12, 1,760.76 and 1,019.48 is: 1,526.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.12 : 1,760.76 = 1,019.48 : x
  2. Step 2: Convert to fraction form
    1,176.12/1,760.76 = 1,019.48/x
  3. Step 3: Cross multiply
    1,176.12x = 1,760.76 × 1,019.48
  4. Step 4: Simplify right side
    1,176.12x = 1,795,050.80
  5. Step 5: Solve for x
    x = 1,795,050.80/1,176.12
  6. Step 6: Final answer
    x = 1,526.25

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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.