Home / 6,812.16-10,215.72-2,428.44

Finding the Fourth Proportional to 6,812.16, 10,215.72 and 2,428.44

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Solution

The fourth proportional to 6,812.16, 10,215.72 and 2,428.44 is: 3,641.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.16 : 10,215.72 = 2,428.44 : x
  2. Step 2: Convert to fraction form
    6,812.16/10,215.72 = 2,428.44/x
  3. Step 3: Cross multiply
    6,812.16x = 10,215.72 × 2,428.44
  4. Step 4: Simplify right side
    6,812.16x = 24,808,263.08
  5. Step 5: Solve for x
    x = 24,808,263.08/6,812.16
  6. Step 6: Final answer
    x = 3,641.76

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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.