Home / 4,688.96-7,023.51-3,040.61

Finding the Fourth Proportional to 4,688.96, 7,023.51 and 3,040.61

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Solution

The fourth proportional to 4,688.96, 7,023.51 and 3,040.61 is: 4,554.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.96 : 7,023.51 = 3,040.61 : x
  2. Step 2: Convert to fraction form
    4,688.96/7,023.51 = 3,040.61/x
  3. Step 3: Cross multiply
    4,688.96x = 7,023.51 × 3,040.61
  4. Step 4: Simplify right side
    4,688.96x = 21,355,719.62
  5. Step 5: Solve for x
    x = 21,355,719.62/4,688.96
  6. Step 6: Final answer
    x = 4,554.47

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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.