Home / 7,222.83-10,832.88-3,521.34

Finding the Fourth Proportional to 7,222.83, 10,832.88 and 3,521.34

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Solution

The fourth proportional to 7,222.83, 10,832.88 and 3,521.34 is: 5,281.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.83 : 10,832.88 = 3,521.34 : x
  2. Step 2: Convert to fraction form
    7,222.83/10,832.88 = 3,521.34/x
  3. Step 3: Cross multiply
    7,222.83x = 10,832.88 × 3,521.34
  4. Step 4: Simplify right side
    7,222.83x = 38,146,253.66
  5. Step 5: Solve for x
    x = 38,146,253.66/7,222.83
  6. Step 6: Final answer
    x = 5,281.34

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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.