Home / 6,828.39-10,240.79-4,848.21

Finding the Fourth Proportional to 6,828.39, 10,240.79 and 4,848.21

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Solution

The fourth proportional to 6,828.39, 10,240.79 and 4,848.21 is: 7,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.39 : 10,240.79 = 4,848.21 : x
  2. Step 2: Convert to fraction form
    6,828.39/10,240.79 = 4,848.21/x
  3. Step 3: Cross multiply
    6,828.39x = 10,240.79 × 4,848.21
  4. Step 4: Simplify right side
    6,828.39x = 49,649,476.24
  5. Step 5: Solve for x
    x = 49,649,476.24/6,828.39
  6. Step 6: Final answer
    x = 7,271.04

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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.