Home / 9,769.82-14,649.26-4,219.70

Finding the Fourth Proportional to 9,769.82, 14,649.26 and 4,219.70

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Solution

The fourth proportional to 9,769.82, 14,649.26 and 4,219.70 is: 6,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769.82 : 14,649.26 = 4,219.70 : x
  2. Step 2: Convert to fraction form
    9,769.82/14,649.26 = 4,219.70/x
  3. Step 3: Cross multiply
    9,769.82x = 14,649.26 × 4,219.70
  4. Step 4: Simplify right side
    9,769.82x = 61,815,388.08
  5. Step 5: Solve for x
    x = 61,815,388.08/9,769.82
  6. Step 6: Final answer
    x = 6,327.18

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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.