Home / 4,831.08-7,249.56-2,640.28

Finding the Fourth Proportional to 4,831.08, 7,249.56 and 2,640.28

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Solution

The fourth proportional to 4,831.08, 7,249.56 and 2,640.28 is: 3,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.08 : 7,249.56 = 2,640.28 : x
  2. Step 2: Convert to fraction form
    4,831.08/7,249.56 = 2,640.28/x
  3. Step 3: Cross multiply
    4,831.08x = 7,249.56 × 2,640.28
  4. Step 4: Simplify right side
    4,831.08x = 19,140,868.28
  5. Step 5: Solve for x
    x = 19,140,868.28/4,831.08
  6. Step 6: Final answer
    x = 3,962.03

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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.