Home / 4,358.20-6,011.90-2,761.92

Finding the Fourth Proportional to 4,358.20, 6,011.90 and 2,761.92

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Solution

The fourth proportional to 4,358.20, 6,011.90 and 2,761.92 is: 3,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.20 : 6,011.90 = 2,761.92 : x
  2. Step 2: Convert to fraction form
    4,358.20/6,011.90 = 2,761.92/x
  3. Step 3: Cross multiply
    4,358.20x = 6,011.90 × 2,761.92
  4. Step 4: Simplify right side
    4,358.20x = 16,604,386.85
  5. Step 5: Solve for x
    x = 16,604,386.85/4,358.20
  6. Step 6: Final answer
    x = 3,809.92

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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.