Home / 4,705.11-7,051.59-2,240.69

Finding the Fourth Proportional to 4,705.11, 7,051.59 and 2,240.69

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Solution

The fourth proportional to 4,705.11, 7,051.59 and 2,240.69 is: 3,358.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.11 : 7,051.59 = 2,240.69 : x
  2. Step 2: Convert to fraction form
    4,705.11/7,051.59 = 2,240.69/x
  3. Step 3: Cross multiply
    4,705.11x = 7,051.59 × 2,240.69
  4. Step 4: Simplify right side
    4,705.11x = 15,800,391.94
  5. Step 5: Solve for x
    x = 15,800,391.94/4,705.11
  6. Step 6: Final answer
    x = 3,358.13

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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.