Home / 3,189.47-4,783.34-2,017.71

Finding the Fourth Proportional to 3,189.47, 4,783.34 and 2,017.71

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Solution

The fourth proportional to 3,189.47, 4,783.34 and 2,017.71 is: 3,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.47 : 4,783.34 = 2,017.71 : x
  2. Step 2: Convert to fraction form
    3,189.47/4,783.34 = 2,017.71/x
  3. Step 3: Cross multiply
    3,189.47x = 4,783.34 × 2,017.71
  4. Step 4: Simplify right side
    3,189.47x = 9,651,392.95
  5. Step 5: Solve for x
    x = 9,651,392.95/3,189.47
  6. Step 6: Final answer
    x = 3,026.02

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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.