Home / 7,015.08-10,519.74-2,630.28

Finding the Fourth Proportional to 7,015.08, 10,519.74 and 2,630.28

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Solution

The fourth proportional to 7,015.08, 10,519.74 and 2,630.28 is: 3,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.08 : 10,519.74 = 2,630.28 : x
  2. Step 2: Convert to fraction form
    7,015.08/10,519.74 = 2,630.28/x
  3. Step 3: Cross multiply
    7,015.08x = 10,519.74 × 2,630.28
  4. Step 4: Simplify right side
    7,015.08x = 27,669,861.73
  5. Step 5: Solve for x
    x = 27,669,861.73/7,015.08
  6. Step 6: Final answer
    x = 3,944.34

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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.