Home / 7,756.81-11,632.13-4,062.15

Finding the Fourth Proportional to 7,756.81, 11,632.13 and 4,062.15

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Solution

The fourth proportional to 7,756.81, 11,632.13 and 4,062.15 is: 6,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.81 : 11,632.13 = 4,062.15 : x
  2. Step 2: Convert to fraction form
    7,756.81/11,632.13 = 4,062.15/x
  3. Step 3: Cross multiply
    7,756.81x = 11,632.13 × 4,062.15
  4. Step 4: Simplify right side
    7,756.81x = 47,251,463.23
  5. Step 5: Solve for x
    x = 47,251,463.23/7,756.81
  6. Step 6: Final answer
    x = 6,091.61

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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.