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Finding the Fourth Proportional to 7,016.70, 10,525.05 and 1,822.56

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Solution

The fourth proportional to 7,016.70, 10,525.05 and 1,822.56 is: 2,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016.70 : 10,525.05 = 1,822.56 : x
  2. Step 2: Convert to fraction form
    7,016.70/10,525.05 = 1,822.56/x
  3. Step 3: Cross multiply
    7,016.70x = 10,525.05 × 1,822.56
  4. Step 4: Simplify right side
    7,016.70x = 19,182,535.13
  5. Step 5: Solve for x
    x = 19,182,535.13/7,016.70
  6. Step 6: Final answer
    x = 2,733.84

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Similar ratio
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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.