Home / 7,165.36-10,751.12-3,705.04

Finding the Fourth Proportional to 7,165.36, 10,751.12 and 3,705.04

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Solution

The fourth proportional to 7,165.36, 10,751.12 and 3,705.04 is: 5,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,165.36 : 10,751.12 = 3,705.04 : x
  2. Step 2: Convert to fraction form
    7,165.36/10,751.12 = 3,705.04/x
  3. Step 3: Cross multiply
    7,165.36x = 10,751.12 × 3,705.04
  4. Step 4: Simplify right side
    7,165.36x = 39,833,329.64
  5. Step 5: Solve for x
    x = 39,833,329.64/7,165.36
  6. Step 6: Final answer
    x = 5,559.15

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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.