Home / 5,609.70-8,416.71-2,690.46

Finding the Fourth Proportional to 5,609.70, 8,416.71 and 2,690.46

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Solution

The fourth proportional to 5,609.70, 8,416.71 and 2,690.46 is: 4,036.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.70 : 8,416.71 = 2,690.46 : x
  2. Step 2: Convert to fraction form
    5,609.70/8,416.71 = 2,690.46/x
  3. Step 3: Cross multiply
    5,609.70x = 8,416.71 × 2,690.46
  4. Step 4: Simplify right side
    5,609.70x = 22,644,821.59
  5. Step 5: Solve for x
    x = 22,644,821.59/5,609.70
  6. Step 6: Final answer
    x = 4,036.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.