Home / 2,307.21-3,183.68-1,456.14

Finding the Fourth Proportional to 2,307.21, 3,183.68 and 1,456.14

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Solution

The fourth proportional to 2,307.21, 3,183.68 and 1,456.14 is: 2,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.21 : 3,183.68 = 1,456.14 : x
  2. Step 2: Convert to fraction form
    2,307.21/3,183.68 = 1,456.14/x
  3. Step 3: Cross multiply
    2,307.21x = 3,183.68 × 1,456.14
  4. Step 4: Simplify right side
    2,307.21x = 4,635,876.51
  5. Step 5: Solve for x
    x = 4,635,876.51/2,307.21
  6. Step 6: Final answer
    x = 2,009.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.