Home / 3,749.40-5,623.52-1,250.63

Finding the Fourth Proportional to 3,749.40, 5,623.52 and 1,250.63

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Solution

The fourth proportional to 3,749.40, 5,623.52 and 1,250.63 is: 1,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.40 : 5,623.52 = 1,250.63 : x
  2. Step 2: Convert to fraction form
    3,749.40/5,623.52 = 1,250.63/x
  3. Step 3: Cross multiply
    3,749.40x = 5,623.52 × 1,250.63
  4. Step 4: Simplify right side
    3,749.40x = 7,032,945.94
  5. Step 5: Solve for x
    x = 7,032,945.94/3,749.40
  6. Step 6: Final answer
    x = 1,875.75

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Half scale
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Double scale
Find fourth proportional to 3,750.40, 5,625.02 and 1,251.63
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.