Home / 3,453.23-5,178.47-1,504.07

Finding the Fourth Proportional to 3,453.23, 5,178.47 and 1,504.07

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Solution

The fourth proportional to 3,453.23, 5,178.47 and 1,504.07 is: 2,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.23 : 5,178.47 = 1,504.07 : x
  2. Step 2: Convert to fraction form
    3,453.23/5,178.47 = 1,504.07/x
  3. Step 3: Cross multiply
    3,453.23x = 5,178.47 × 1,504.07
  4. Step 4: Simplify right side
    3,453.23x = 7,788,755.48
  5. Step 5: Solve for x
    x = 7,788,755.48/3,453.23
  6. Step 6: Final answer
    x = 2,255.50

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Half scale
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Double scale
Find fourth proportional to 3,454.23, 5,179.97 and 1,505.07
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.