Home / 6,816.84-10,223.74-2,656.96

Finding the Fourth Proportional to 6,816.84, 10,223.74 and 2,656.96

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Solution

The fourth proportional to 6,816.84, 10,223.74 and 2,656.96 is: 3,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.84 : 10,223.74 = 2,656.96 : x
  2. Step 2: Convert to fraction form
    6,816.84/10,223.74 = 2,656.96/x
  3. Step 3: Cross multiply
    6,816.84x = 10,223.74 × 2,656.96
  4. Step 4: Simplify right side
    6,816.84x = 27,164,068.23
  5. Step 5: Solve for x
    x = 27,164,068.23/6,816.84
  6. Step 6: Final answer
    x = 3,984.85

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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.