Home / 3,222.47-4,443.63-2,384.93

Finding the Fourth Proportional to 3,222.47, 4,443.63 and 2,384.93

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Solution

The fourth proportional to 3,222.47, 4,443.63 and 2,384.93 is: 3,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.47 : 4,443.63 = 2,384.93 : x
  2. Step 2: Convert to fraction form
    3,222.47/4,443.63 = 2,384.93/x
  3. Step 3: Cross multiply
    3,222.47x = 4,443.63 × 2,384.93
  4. Step 4: Simplify right side
    3,222.47x = 10,597,744.70
  5. Step 5: Solve for x
    x = 10,597,744.70/3,222.47
  6. Step 6: Final answer
    x = 3,288.70

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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.