Home / 7,215.27-10,824.82-2,285.01

Finding the Fourth Proportional to 7,215.27, 10,824.82 and 2,285.01

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Solution

The fourth proportional to 7,215.27, 10,824.82 and 2,285.01 is: 3,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215.27 : 10,824.82 = 2,285.01 : x
  2. Step 2: Convert to fraction form
    7,215.27/10,824.82 = 2,285.01/x
  3. Step 3: Cross multiply
    7,215.27x = 10,824.82 × 2,285.01
  4. Step 4: Simplify right side
    7,215.27x = 24,734,821.95
  5. Step 5: Solve for x
    x = 24,734,821.95/7,215.27
  6. Step 6: Final answer
    x = 3,428.12

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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.