Home / 7,424.55-11,133.34-4,305.44

Finding the Fourth Proportional to 7,424.55, 11,133.34 and 4,305.44

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Solution

The fourth proportional to 7,424.55, 11,133.34 and 4,305.44 is: 6,456.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.55 : 11,133.34 = 4,305.44 : x
  2. Step 2: Convert to fraction form
    7,424.55/11,133.34 = 4,305.44/x
  3. Step 3: Cross multiply
    7,424.55x = 11,133.34 × 4,305.44
  4. Step 4: Simplify right side
    7,424.55x = 47,933,944.44
  5. Step 5: Solve for x
    x = 47,933,944.44/7,424.55
  6. Step 6: Final answer
    x = 6,456.14

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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.