Home / 6,839.13-10,258.91-2,159.18

Finding the Fourth Proportional to 6,839.13, 10,258.91 and 2,159.18

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Solution

The fourth proportional to 6,839.13, 10,258.91 and 2,159.18 is: 3,238.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.13 : 10,258.91 = 2,159.18 : x
  2. Step 2: Convert to fraction form
    6,839.13/10,258.91 = 2,159.18/x
  3. Step 3: Cross multiply
    6,839.13x = 10,258.91 × 2,159.18
  4. Step 4: Simplify right side
    6,839.13x = 22,150,822.50
  5. Step 5: Solve for x
    x = 22,150,822.50/6,839.13
  6. Step 6: Final answer
    x = 3,238.84

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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.