Home / 7,049.58-10,572.84-2,118.24

Finding the Fourth Proportional to 7,049.58, 10,572.84 and 2,118.24

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Solution

The fourth proportional to 7,049.58, 10,572.84 and 2,118.24 is: 3,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,049.58 : 10,572.84 = 2,118.24 : x
  2. Step 2: Convert to fraction form
    7,049.58/10,572.84 = 2,118.24/x
  3. Step 3: Cross multiply
    7,049.58x = 10,572.84 × 2,118.24
  4. Step 4: Simplify right side
    7,049.58x = 22,395,812.60
  5. Step 5: Solve for x
    x = 22,395,812.60/7,049.58
  6. Step 6: Final answer
    x = 3,176.90

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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.