Home / 4,550.30-6,277.76-2,661.20

Finding the Fourth Proportional to 4,550.30, 6,277.76 and 2,661.20

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Solution

The fourth proportional to 4,550.30, 6,277.76 and 2,661.20 is: 3,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.30 : 6,277.76 = 2,661.20 : x
  2. Step 2: Convert to fraction form
    4,550.30/6,277.76 = 2,661.20/x
  3. Step 3: Cross multiply
    4,550.30x = 6,277.76 × 2,661.20
  4. Step 4: Simplify right side
    4,550.30x = 16,706,374.91
  5. Step 5: Solve for x
    x = 16,706,374.91/4,550.30
  6. Step 6: Final answer
    x = 3,671.49

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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.