Home / 4,221.61-6,332.51-1,448.26

Finding the Fourth Proportional to 4,221.61, 6,332.51 and 1,448.26

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Solution

The fourth proportional to 4,221.61, 6,332.51 and 1,448.26 is: 2,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.61 : 6,332.51 = 1,448.26 : x
  2. Step 2: Convert to fraction form
    4,221.61/6,332.51 = 1,448.26/x
  3. Step 3: Cross multiply
    4,221.61x = 6,332.51 × 1,448.26
  4. Step 4: Simplify right side
    4,221.61x = 9,171,120.93
  5. Step 5: Solve for x
    x = 9,171,120.93/4,221.61
  6. Step 6: Final answer
    x = 2,172.42

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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.