Home / 6,852.05-10,267.79-5,289.70

Finding the Fourth Proportional to 6,852.05, 10,267.79 and 5,289.70

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Solution

The fourth proportional to 6,852.05, 10,267.79 and 5,289.70 is: 7,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.05 : 10,267.79 = 5,289.70 : x
  2. Step 2: Convert to fraction form
    6,852.05/10,267.79 = 5,289.70/x
  3. Step 3: Cross multiply
    6,852.05x = 10,267.79 × 5,289.70
  4. Step 4: Simplify right side
    6,852.05x = 54,313,476.65
  5. Step 5: Solve for x
    x = 54,313,476.65/6,852.05
  6. Step 6: Final answer
    x = 7,926.60

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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.