Home / 7,170.04-10,756.20-2,491.48

Finding the Fourth Proportional to 7,170.04, 10,756.20 and 2,491.48

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Solution

The fourth proportional to 7,170.04, 10,756.20 and 2,491.48 is: 3,737.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170.04 : 10,756.20 = 2,491.48 : x
  2. Step 2: Convert to fraction form
    7,170.04/10,756.20 = 2,491.48/x
  3. Step 3: Cross multiply
    7,170.04x = 10,756.20 × 2,491.48
  4. Step 4: Simplify right side
    7,170.04x = 26,798,857.18
  5. Step 5: Solve for x
    x = 26,798,857.18/7,170.04
  6. Step 6: Final answer
    x = 3,737.62

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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.