Home / 3,332.32-4,985.78-2,011.22

Finding the Fourth Proportional to 3,332.32, 4,985.78 and 2,011.22

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Solution

The fourth proportional to 3,332.32, 4,985.78 and 2,011.22 is: 3,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,332.32 : 4,985.78 = 2,011.22 : x
  2. Step 2: Convert to fraction form
    3,332.32/4,985.78 = 2,011.22/x
  3. Step 3: Cross multiply
    3,332.32x = 4,985.78 × 2,011.22
  4. Step 4: Simplify right side
    3,332.32x = 10,027,500.45
  5. Step 5: Solve for x
    x = 10,027,500.45/3,332.32
  6. Step 6: Final answer
    x = 3,009.16

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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.