Home / 7,359.57-11,039.24-1,812.96

Finding the Fourth Proportional to 7,359.57, 11,039.24 and 1,812.96

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Solution

The fourth proportional to 7,359.57, 11,039.24 and 1,812.96 is: 2,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.57 : 11,039.24 = 1,812.96 : x
  2. Step 2: Convert to fraction form
    7,359.57/11,039.24 = 1,812.96/x
  3. Step 3: Cross multiply
    7,359.57x = 11,039.24 × 1,812.96
  4. Step 4: Simplify right side
    7,359.57x = 20,013,700.55
  5. Step 5: Solve for x
    x = 20,013,700.55/7,359.57
  6. Step 6: Final answer
    x = 2,719.41

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1.5x scale

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.