Home / 3,436.70-5,153.78-1,244.84

Finding the Fourth Proportional to 3,436.70, 5,153.78 and 1,244.84

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Solution

The fourth proportional to 3,436.70, 5,153.78 and 1,244.84 is: 1,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.70 : 5,153.78 = 1,244.84 : x
  2. Step 2: Convert to fraction form
    3,436.70/5,153.78 = 1,244.84/x
  3. Step 3: Cross multiply
    3,436.70x = 5,153.78 × 1,244.84
  4. Step 4: Simplify right side
    3,436.70x = 6,415,631.50
  5. Step 5: Solve for x
    x = 6,415,631.50/3,436.70
  6. Step 6: Final answer
    x = 1,866.80

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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.