Home / 6,823.08-10,234.60-2,143.45

Finding the Fourth Proportional to 6,823.08, 10,234.60 and 2,143.45

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Solution

The fourth proportional to 6,823.08, 10,234.60 and 2,143.45 is: 3,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,823.08 : 10,234.60 = 2,143.45 : x
  2. Step 2: Convert to fraction form
    6,823.08/10,234.60 = 2,143.45/x
  3. Step 3: Cross multiply
    6,823.08x = 10,234.60 × 2,143.45
  4. Step 4: Simplify right side
    6,823.08x = 21,937,353.37
  5. Step 5: Solve for x
    x = 21,937,353.37/6,823.08
  6. Step 6: Final answer
    x = 3,215.17

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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.