Home / 3,330.92-4,597.20-2,005.40

Finding the Fourth Proportional to 3,330.92, 4,597.20 and 2,005.40

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Solution

The fourth proportional to 3,330.92, 4,597.20 and 2,005.40 is: 2,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.92 : 4,597.20 = 2,005.40 : x
  2. Step 2: Convert to fraction form
    3,330.92/4,597.20 = 2,005.40/x
  3. Step 3: Cross multiply
    3,330.92x = 4,597.20 × 2,005.40
  4. Step 4: Simplify right side
    3,330.92x = 9,219,224.88
  5. Step 5: Solve for x
    x = 9,219,224.88/3,330.92
  6. Step 6: Final answer
    x = 2,767.77

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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.