Home / 7,403.20-10,216.39-4,046.01

Finding the Fourth Proportional to 7,403.20, 10,216.39 and 4,046.01

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Solution

The fourth proportional to 7,403.20, 10,216.39 and 4,046.01 is: 5,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.20 : 10,216.39 = 4,046.01 : x
  2. Step 2: Convert to fraction form
    7,403.20/10,216.39 = 4,046.01/x
  3. Step 3: Cross multiply
    7,403.20x = 10,216.39 × 4,046.01
  4. Step 4: Simplify right side
    7,403.20x = 41,335,611.93
  5. Step 5: Solve for x
    x = 41,335,611.93/7,403.20
  6. Step 6: Final answer
    x = 5,583.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.