Home / 2,826.25-3,900.26-1,567.32

Finding the Fourth Proportional to 2,826.25, 3,900.26 and 1,567.32

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Solution

The fourth proportional to 2,826.25, 3,900.26 and 1,567.32 is: 2,162.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.25 : 3,900.26 = 1,567.32 : x
  2. Step 2: Convert to fraction form
    2,826.25/3,900.26 = 1,567.32/x
  3. Step 3: Cross multiply
    2,826.25x = 3,900.26 × 1,567.32
  4. Step 4: Simplify right side
    2,826.25x = 6,112,955.50
  5. Step 5: Solve for x
    x = 6,112,955.50/2,826.25
  6. Step 6: Final answer
    x = 2,162.92

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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.