Home / 3,220.92-4,826.56-2,345.08

Finding the Fourth Proportional to 3,220.92, 4,826.56 and 2,345.08

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Solution

The fourth proportional to 3,220.92, 4,826.56 and 2,345.08 is: 3,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.92 : 4,826.56 = 2,345.08 : x
  2. Step 2: Convert to fraction form
    3,220.92/4,826.56 = 2,345.08/x
  3. Step 3: Cross multiply
    3,220.92x = 4,826.56 × 2,345.08
  4. Step 4: Simplify right side
    3,220.92x = 11,318,669.32
  5. Step 5: Solve for x
    x = 11,318,669.32/3,220.92
  6. Step 6: Final answer
    x = 3,514.11

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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.