Home / 3,153.06-4,356.79-2,495.14

Finding the Fourth Proportional to 3,153.06, 4,356.79 and 2,495.14

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Solution

The fourth proportional to 3,153.06, 4,356.79 and 2,495.14 is: 3,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.06 : 4,356.79 = 2,495.14 : x
  2. Step 2: Convert to fraction form
    3,153.06/4,356.79 = 2,495.14/x
  3. Step 3: Cross multiply
    3,153.06x = 4,356.79 × 2,495.14
  4. Step 4: Simplify right side
    3,153.06x = 10,870,783.87
  5. Step 5: Solve for x
    x = 10,870,783.87/3,153.06
  6. Step 6: Final answer
    x = 3,447.69

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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.