Home / 4,221.47-6,332.14-1,624.97

Finding the Fourth Proportional to 4,221.47, 6,332.14 and 1,624.97

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Solution

The fourth proportional to 4,221.47, 6,332.14 and 1,624.97 is: 2,437.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.47 : 6,332.14 = 1,624.97 : x
  2. Step 2: Convert to fraction form
    4,221.47/6,332.14 = 1,624.97/x
  3. Step 3: Cross multiply
    4,221.47x = 6,332.14 × 1,624.97
  4. Step 4: Simplify right side
    4,221.47x = 10,289,529.41
  5. Step 5: Solve for x
    x = 10,289,529.41/4,221.47
  6. Step 6: Final answer
    x = 2,437.43

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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.