Home / 7,357.80-11,037.36-2,427.84

Finding the Fourth Proportional to 7,357.80, 11,037.36 and 2,427.84

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Solution

The fourth proportional to 7,357.80, 11,037.36 and 2,427.84 is: 3,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.80 : 11,037.36 = 2,427.84 : x
  2. Step 2: Convert to fraction form
    7,357.80/11,037.36 = 2,427.84/x
  3. Step 3: Cross multiply
    7,357.80x = 11,037.36 × 2,427.84
  4. Step 4: Simplify right side
    7,357.80x = 26,796,944.10
  5. Step 5: Solve for x
    x = 26,796,944.10/7,357.80
  6. Step 6: Final answer
    x = 3,641.98

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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.