Home / 5,749.91-8,628.13-2,239.46

Finding the Fourth Proportional to 5,749.91, 8,628.13 and 2,239.46

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Solution

The fourth proportional to 5,749.91, 8,628.13 and 2,239.46 is: 3,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749.91 : 8,628.13 = 2,239.46 : x
  2. Step 2: Convert to fraction form
    5,749.91/8,628.13 = 2,239.46/x
  3. Step 3: Cross multiply
    5,749.91x = 8,628.13 × 2,239.46
  4. Step 4: Simplify right side
    5,749.91x = 19,322,303.27
  5. Step 5: Solve for x
    x = 19,322,303.27/5,749.91
  6. Step 6: Final answer
    x = 3,360.46

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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.