Home / 7,086.68-10,620.30-4,484.96

Finding the Fourth Proportional to 7,086.68, 10,620.30 and 4,484.96

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Solution

The fourth proportional to 7,086.68, 10,620.30 and 4,484.96 is: 6,721.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.68 : 10,620.30 = 4,484.96 : x
  2. Step 2: Convert to fraction form
    7,086.68/10,620.30 = 4,484.96/x
  3. Step 3: Cross multiply
    7,086.68x = 10,620.30 × 4,484.96
  4. Step 4: Simplify right side
    7,086.68x = 47,631,620.69
  5. Step 5: Solve for x
    x = 47,631,620.69/7,086.68
  6. Step 6: Final answer
    x = 6,721.29

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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.