Home / 3,187.39-4,775.68-1,952.22

Finding the Fourth Proportional to 3,187.39, 4,775.68 and 1,952.22

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Solution

The fourth proportional to 3,187.39, 4,775.68 and 1,952.22 is: 2,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.39 : 4,775.68 = 1,952.22 : x
  2. Step 2: Convert to fraction form
    3,187.39/4,775.68 = 1,952.22/x
  3. Step 3: Cross multiply
    3,187.39x = 4,775.68 × 1,952.22
  4. Step 4: Simplify right side
    3,187.39x = 9,323,178.01
  5. Step 5: Solve for x
    x = 9,323,178.01/3,187.39
  6. Step 6: Final answer
    x = 2,925.02

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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.