Home / 5,011.35-6,913.45-3,020.73

Finding the Fourth Proportional to 5,011.35, 6,913.45 and 3,020.73

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Solution

The fourth proportional to 5,011.35, 6,913.45 and 3,020.73 is: 4,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.35 : 6,913.45 = 3,020.73 : x
  2. Step 2: Convert to fraction form
    5,011.35/6,913.45 = 3,020.73/x
  3. Step 3: Cross multiply
    5,011.35x = 6,913.45 × 3,020.73
  4. Step 4: Simplify right side
    5,011.35x = 20,883,665.82
  5. Step 5: Solve for x
    x = 20,883,665.82/5,011.35
  6. Step 6: Final answer
    x = 4,167.27

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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.