Home / 6,895.28-10,344.65-2,215.71

Finding the Fourth Proportional to 6,895.28, 10,344.65 and 2,215.71

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Solution

The fourth proportional to 6,895.28, 10,344.65 and 2,215.71 is: 3,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.28 : 10,344.65 = 2,215.71 : x
  2. Step 2: Convert to fraction form
    6,895.28/10,344.65 = 2,215.71/x
  3. Step 3: Cross multiply
    6,895.28x = 10,344.65 × 2,215.71
  4. Step 4: Simplify right side
    6,895.28x = 22,920,733.37
  5. Step 5: Solve for x
    x = 22,920,733.37/6,895.28
  6. Step 6: Final answer
    x = 3,324.12

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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.