Home / 8,722.49-13,081.73-2,482.34

Finding the Fourth Proportional to 8,722.49, 13,081.73 and 2,482.34

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Solution

The fourth proportional to 8,722.49, 13,081.73 and 2,482.34 is: 3,722.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.49 : 13,081.73 = 2,482.34 : x
  2. Step 2: Convert to fraction form
    8,722.49/13,081.73 = 2,482.34/x
  3. Step 3: Cross multiply
    8,722.49x = 13,081.73 × 2,482.34
  4. Step 4: Simplify right side
    8,722.49x = 32,473,223.83
  5. Step 5: Solve for x
    x = 32,473,223.83/8,722.49
  6. Step 6: Final answer
    x = 3,722.93

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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.