Home / 3,060.60-4,223.52-2,011.92

Finding the Fourth Proportional to 3,060.60, 4,223.52 and 2,011.92

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Solution

The fourth proportional to 3,060.60, 4,223.52 and 2,011.92 is: 2,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.60 : 4,223.52 = 2,011.92 : x
  2. Step 2: Convert to fraction form
    3,060.60/4,223.52 = 2,011.92/x
  3. Step 3: Cross multiply
    3,060.60x = 4,223.52 × 2,011.92
  4. Step 4: Simplify right side
    3,060.60x = 8,497,384.36
  5. Step 5: Solve for x
    x = 8,497,384.36/3,060.60
  6. Step 6: Final answer
    x = 2,776.38

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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.