Home / 7,014.36-10,519.72-2,082.88

Finding the Fourth Proportional to 7,014.36, 10,519.72 and 2,082.88

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Solution

The fourth proportional to 7,014.36, 10,519.72 and 2,082.88 is: 3,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.36 : 10,519.72 = 2,082.88 : x
  2. Step 2: Convert to fraction form
    7,014.36/10,519.72 = 2,082.88/x
  3. Step 3: Cross multiply
    7,014.36x = 10,519.72 × 2,082.88
  4. Step 4: Simplify right side
    7,014.36x = 21,911,314.39
  5. Step 5: Solve for x
    x = 21,911,314.39/7,014.36
  6. Step 6: Final answer
    x = 3,123.78

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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.