Home / 2,746.71-3,790.49-1,567.85

Finding the Fourth Proportional to 2,746.71, 3,790.49 and 1,567.85

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Solution

The fourth proportional to 2,746.71, 3,790.49 and 1,567.85 is: 2,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.71 : 3,790.49 = 1,567.85 : x
  2. Step 2: Convert to fraction form
    2,746.71/3,790.49 = 1,567.85/x
  3. Step 3: Cross multiply
    2,746.71x = 3,790.49 × 1,567.85
  4. Step 4: Simplify right side
    2,746.71x = 5,942,892.95
  5. Step 5: Solve for x
    x = 5,942,892.95/2,746.71
  6. Step 6: Final answer
    x = 2,163.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.