Home / 3,215.63-4,826.19-2,293.45

Finding the Fourth Proportional to 3,215.63, 4,826.19 and 2,293.45

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Solution

The fourth proportional to 3,215.63, 4,826.19 and 2,293.45 is: 3,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.63 : 4,826.19 = 2,293.45 : x
  2. Step 2: Convert to fraction form
    3,215.63/4,826.19 = 2,293.45/x
  3. Step 3: Cross multiply
    3,215.63x = 4,826.19 × 2,293.45
  4. Step 4: Simplify right side
    3,215.63x = 11,068,625.46
  5. Step 5: Solve for x
    x = 11,068,625.46/3,215.63
  6. Step 6: Final answer
    x = 3,442.13

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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.