Home / 4,901.58-6,763.32-2,776.86

Finding the Fourth Proportional to 4,901.58, 6,763.32 and 2,776.86

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Solution

The fourth proportional to 4,901.58, 6,763.32 and 2,776.86 is: 3,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.58 : 6,763.32 = 2,776.86 : x
  2. Step 2: Convert to fraction form
    4,901.58/6,763.32 = 2,776.86/x
  3. Step 3: Cross multiply
    4,901.58x = 6,763.32 × 2,776.86
  4. Step 4: Simplify right side
    4,901.58x = 18,780,792.78
  5. Step 5: Solve for x
    x = 18,780,792.78/4,901.58
  6. Step 6: Final answer
    x = 3,831.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.