Home / 7,039.43-10,555.25-2,882.36

Finding the Fourth Proportional to 7,039.43, 10,555.25 and 2,882.36

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Solution

The fourth proportional to 7,039.43, 10,555.25 and 2,882.36 is: 4,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039.43 : 10,555.25 = 2,882.36 : x
  2. Step 2: Convert to fraction form
    7,039.43/10,555.25 = 2,882.36/x
  3. Step 3: Cross multiply
    7,039.43x = 10,555.25 × 2,882.36
  4. Step 4: Simplify right side
    7,039.43x = 30,424,030.39
  5. Step 5: Solve for x
    x = 30,424,030.39/7,039.43
  6. Step 6: Final answer
    x = 4,321.95

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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.