Home / 7,315.57-10,973.33-2,936.10

Finding the Fourth Proportional to 7,315.57, 10,973.33 and 2,936.10

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Solution

The fourth proportional to 7,315.57, 10,973.33 and 2,936.10 is: 4,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.57 : 10,973.33 = 2,936.10 : x
  2. Step 2: Convert to fraction form
    7,315.57/10,973.33 = 2,936.10/x
  3. Step 3: Cross multiply
    7,315.57x = 10,973.33 × 2,936.10
  4. Step 4: Simplify right side
    7,315.57x = 32,218,794.21
  5. Step 5: Solve for x
    x = 32,218,794.21/7,315.57
  6. Step 6: Final answer
    x = 4,404.14

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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.