Home / 2,866.19-4,295.16-2,205.50

Finding the Fourth Proportional to 2,866.19, 4,295.16 and 2,205.50

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Solution

The fourth proportional to 2,866.19, 4,295.16 and 2,205.50 is: 3,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866.19 : 4,295.16 = 2,205.50 : x
  2. Step 2: Convert to fraction form
    2,866.19/4,295.16 = 2,205.50/x
  3. Step 3: Cross multiply
    2,866.19x = 4,295.16 × 2,205.50
  4. Step 4: Simplify right side
    2,866.19x = 9,472,953.90
  5. Step 5: Solve for x
    x = 9,472,953.90/2,866.19
  6. Step 6: Final answer
    x = 3,305.07

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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.