Home / 4,395.45-6,588.27-2,749.71

Finding the Fourth Proportional to 4,395.45, 6,588.27 and 2,749.71

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Solution

The fourth proportional to 4,395.45, 6,588.27 and 2,749.71 is: 4,121.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395.45 : 6,588.27 = 2,749.71 : x
  2. Step 2: Convert to fraction form
    4,395.45/6,588.27 = 2,749.71/x
  3. Step 3: Cross multiply
    4,395.45x = 6,588.27 × 2,749.71
  4. Step 4: Simplify right side
    4,395.45x = 18,115,831.90
  5. Step 5: Solve for x
    x = 18,115,831.90/4,395.45
  6. Step 6: Final answer
    x = 4,121.50

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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.