Home / 7,213.58-10,799.28-6,521.84

Finding the Fourth Proportional to 7,213.58, 10,799.28 and 6,521.84

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Solution

The fourth proportional to 7,213.58, 10,799.28 and 6,521.84 is: 9,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.58 : 10,799.28 = 6,521.84 : x
  2. Step 2: Convert to fraction form
    7,213.58/10,799.28 = 6,521.84/x
  3. Step 3: Cross multiply
    7,213.58x = 10,799.28 × 6,521.84
  4. Step 4: Simplify right side
    7,213.58x = 70,431,176.28
  5. Step 5: Solve for x
    x = 70,431,176.28/7,213.58
  6. Step 6: Final answer
    x = 9,763.69

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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.