Home / 3,043.78-4,567.50-2,107.49

Finding the Fourth Proportional to 3,043.78, 4,567.50 and 2,107.49

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Solution

The fourth proportional to 3,043.78, 4,567.50 and 2,107.49 is: 3,162.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.78 : 4,567.50 = 2,107.49 : x
  2. Step 2: Convert to fraction form
    3,043.78/4,567.50 = 2,107.49/x
  3. Step 3: Cross multiply
    3,043.78x = 4,567.50 × 2,107.49
  4. Step 4: Simplify right side
    3,043.78x = 9,625,937.74
  5. Step 5: Solve for x
    x = 9,625,937.74/3,043.78
  6. Step 6: Final answer
    x = 3,162.50

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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.