Home / 7,170.79-10,762.66-3,013.87

Finding the Fourth Proportional to 7,170.79, 10,762.66 and 3,013.87

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Solution

The fourth proportional to 7,170.79, 10,762.66 and 3,013.87 is: 4,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.79 : 10,762.66 = 3,013.87 : x
  2. Step 2: Convert to fraction form
    7,170.79/10,762.66 = 3,013.87/x
  3. Step 3: Cross multiply
    7,170.79x = 10,762.66 × 3,013.87
  4. Step 4: Simplify right side
    7,170.79x = 32,437,204.28
  5. Step 5: Solve for x
    x = 32,437,204.28/7,170.79
  6. Step 6: Final answer
    x = 4,523.52

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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.