Home / 3,485.92-4,813.69-2,600.19

Finding the Fourth Proportional to 3,485.92, 4,813.69 and 2,600.19

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Solution

The fourth proportional to 3,485.92, 4,813.69 and 2,600.19 is: 3,590.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.92 : 4,813.69 = 2,600.19 : x
  2. Step 2: Convert to fraction form
    3,485.92/4,813.69 = 2,600.19/x
  3. Step 3: Cross multiply
    3,485.92x = 4,813.69 × 2,600.19
  4. Step 4: Simplify right side
    3,485.92x = 12,516,508.60
  5. Step 5: Solve for x
    x = 12,516,508.60/3,485.92
  6. Step 6: Final answer
    x = 3,590.59

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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.