Home / 8,828.80-13,240.46-3,902.58

Finding the Fourth Proportional to 8,828.80, 13,240.46 and 3,902.58

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Solution

The fourth proportional to 8,828.80, 13,240.46 and 3,902.58 is: 5,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.80 : 13,240.46 = 3,902.58 : x
  2. Step 2: Convert to fraction form
    8,828.80/13,240.46 = 3,902.58/x
  3. Step 3: Cross multiply
    8,828.80x = 13,240.46 × 3,902.58
  4. Step 4: Simplify right side
    8,828.80x = 51,671,964.14
  5. Step 5: Solve for x
    x = 51,671,964.14/8,828.80
  6. Step 6: Final answer
    x = 5,852.66

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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.