Home / 7,069.65-10,606.01-2,687.19

Finding the Fourth Proportional to 7,069.65, 10,606.01 and 2,687.19

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Solution

The fourth proportional to 7,069.65, 10,606.01 and 2,687.19 is: 4,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.65 : 10,606.01 = 2,687.19 : x
  2. Step 2: Convert to fraction form
    7,069.65/10,606.01 = 2,687.19/x
  3. Step 3: Cross multiply
    7,069.65x = 10,606.01 × 2,687.19
  4. Step 4: Simplify right side
    7,069.65x = 28,500,350.58
  5. Step 5: Solve for x
    x = 28,500,350.58/7,069.65
  6. Step 6: Final answer
    x = 4,031.37

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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.