Home / 3,749.38-5,623.93-1,152.25

Finding the Fourth Proportional to 3,749.38, 5,623.93 and 1,152.25

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Solution

The fourth proportional to 3,749.38, 5,623.93 and 1,152.25 is: 1,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.38 : 5,623.93 = 1,152.25 : x
  2. Step 2: Convert to fraction form
    3,749.38/5,623.93 = 1,152.25/x
  3. Step 3: Cross multiply
    3,749.38x = 5,623.93 × 1,152.25
  4. Step 4: Simplify right side
    3,749.38x = 6,480,173.34
  5. Step 5: Solve for x
    x = 6,480,173.34/3,749.38
  6. Step 6: Final answer
    x = 1,728.33

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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.