Home / 4,688.38-7,020.27-3,039.93

Finding the Fourth Proportional to 4,688.38, 7,020.27 and 3,039.93

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Solution

The fourth proportional to 4,688.38, 7,020.27 and 3,039.93 is: 4,551.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.38 : 7,020.27 = 3,039.93 : x
  2. Step 2: Convert to fraction form
    4,688.38/7,020.27 = 3,039.93/x
  3. Step 3: Cross multiply
    4,688.38x = 7,020.27 × 3,039.93
  4. Step 4: Simplify right side
    4,688.38x = 21,341,129.38
  5. Step 5: Solve for x
    x = 21,341,129.38/4,688.38
  6. Step 6: Final answer
    x = 4,551.92

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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.