Home / 3,275.90-4,910.77-1,630.89

Finding the Fourth Proportional to 3,275.90, 4,910.77 and 1,630.89

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Solution

The fourth proportional to 3,275.90, 4,910.77 and 1,630.89 is: 2,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.90 : 4,910.77 = 1,630.89 : x
  2. Step 2: Convert to fraction form
    3,275.90/4,910.77 = 1,630.89/x
  3. Step 3: Cross multiply
    3,275.90x = 4,910.77 × 1,630.89
  4. Step 4: Simplify right side
    3,275.90x = 8,008,925.69
  5. Step 5: Solve for x
    x = 8,008,925.69/3,275.90
  6. Step 6: Final answer
    x = 2,444.80

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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.