Home / 3,749.58-5,615.91-1,803.24

Finding the Fourth Proportional to 3,749.58, 5,615.91 and 1,803.24

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Solution

The fourth proportional to 3,749.58, 5,615.91 and 1,803.24 is: 2,700.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.58 : 5,615.91 = 1,803.24 : x
  2. Step 2: Convert to fraction form
    3,749.58/5,615.91 = 1,803.24/x
  3. Step 3: Cross multiply
    3,749.58x = 5,615.91 × 1,803.24
  4. Step 4: Simplify right side
    3,749.58x = 10,126,833.55
  5. Step 5: Solve for x
    x = 10,126,833.55/3,749.58
  6. Step 6: Final answer
    x = 2,700.79

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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.