Home / 6,800.13-9,384.60-3,816.17

Finding the Fourth Proportional to 6,800.13, 9,384.60 and 3,816.17

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Solution

The fourth proportional to 6,800.13, 9,384.60 and 3,816.17 is: 5,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.13 : 9,384.60 = 3,816.17 : x
  2. Step 2: Convert to fraction form
    6,800.13/9,384.60 = 3,816.17/x
  3. Step 3: Cross multiply
    6,800.13x = 9,384.60 × 3,816.17
  4. Step 4: Simplify right side
    6,800.13x = 35,813,182.06
  5. Step 5: Solve for x
    x = 35,813,182.06/6,800.13
  6. Step 6: Final answer
    x = 5,266.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.