Home / 10,722.03-16,078.95-3,324.51

Finding the Fourth Proportional to 10,722.03, 16,078.95 and 3,324.51

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Solution

The fourth proportional to 10,722.03, 16,078.95 and 3,324.51 is: 4,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.03 : 16,078.95 = 3,324.51 : x
  2. Step 2: Convert to fraction form
    10,722.03/16,078.95 = 3,324.51/x
  3. Step 3: Cross multiply
    10,722.03x = 16,078.95 × 3,324.51
  4. Step 4: Simplify right side
    10,722.03x = 53,454,630.06
  5. Step 5: Solve for x
    x = 53,454,630.06/10,722.03
  6. Step 6: Final answer
    x = 4,985.50

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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.