Home / 4,430.46-6,644.25-1,965.18

Finding the Fourth Proportional to 4,430.46, 6,644.25 and 1,965.18

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Solution

The fourth proportional to 4,430.46, 6,644.25 and 1,965.18 is: 2,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.46 : 6,644.25 = 1,965.18 : x
  2. Step 2: Convert to fraction form
    4,430.46/6,644.25 = 1,965.18/x
  3. Step 3: Cross multiply
    4,430.46x = 6,644.25 × 1,965.18
  4. Step 4: Simplify right side
    4,430.46x = 13,057,147.22
  5. Step 5: Solve for x
    x = 13,057,147.22/4,430.46
  6. Step 6: Final answer
    x = 2,947.13

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Double scale
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Similar ratio
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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.