Home / 4,433.12-6,649.62-1,146.12

Finding the Fourth Proportional to 4,433.12, 6,649.62 and 1,146.12

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Solution

The fourth proportional to 4,433.12, 6,649.62 and 1,146.12 is: 1,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,433.12 : 6,649.62 = 1,146.12 : x
  2. Step 2: Convert to fraction form
    4,433.12/6,649.62 = 1,146.12/x
  3. Step 3: Cross multiply
    4,433.12x = 6,649.62 × 1,146.12
  4. Step 4: Simplify right side
    4,433.12x = 7,621,292.57
  5. Step 5: Solve for x
    x = 7,621,292.57/4,433.12
  6. Step 6: Final answer
    x = 1,719.17

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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.