Home / 7,168.14-10,751.40-2,487.33

Finding the Fourth Proportional to 7,168.14, 10,751.40 and 2,487.33

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Solution

The fourth proportional to 7,168.14, 10,751.40 and 2,487.33 is: 3,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.14 : 10,751.40 = 2,487.33 : x
  2. Step 2: Convert to fraction form
    7,168.14/10,751.40 = 2,487.33/x
  3. Step 3: Cross multiply
    7,168.14x = 10,751.40 × 2,487.33
  4. Step 4: Simplify right side
    7,168.14x = 26,742,279.76
  5. Step 5: Solve for x
    x = 26,742,279.76/7,168.14
  6. Step 6: Final answer
    x = 3,730.71

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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.