Home / 4,286.13-6,429.16-1,166.12

Finding the Fourth Proportional to 4,286.13, 6,429.16 and 1,166.12

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Solution

The fourth proportional to 4,286.13, 6,429.16 and 1,166.12 is: 1,749.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.13 : 6,429.16 = 1,166.12 : x
  2. Step 2: Convert to fraction form
    4,286.13/6,429.16 = 1,166.12/x
  3. Step 3: Cross multiply
    4,286.13x = 6,429.16 × 1,166.12
  4. Step 4: Simplify right side
    4,286.13x = 7,497,153.07
  5. Step 5: Solve for x
    x = 7,497,153.07/4,286.13
  6. Step 6: Final answer
    x = 1,749.17

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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.