Home / 7,688.67-11,521.26-4,562.52

Finding the Fourth Proportional to 7,688.67, 11,521.26 and 4,562.52

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Solution

The fourth proportional to 7,688.67, 11,521.26 and 4,562.52 is: 6,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.67 : 11,521.26 = 4,562.52 : x
  2. Step 2: Convert to fraction form
    7,688.67/11,521.26 = 4,562.52/x
  3. Step 3: Cross multiply
    7,688.67x = 11,521.26 × 4,562.52
  4. Step 4: Simplify right side
    7,688.67x = 52,565,979.18
  5. Step 5: Solve for x
    x = 52,565,979.18/7,688.67
  6. Step 6: Final answer
    x = 6,836.81

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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.