Home / 4,897.92-6,760.11-2,909.58

Finding the Fourth Proportional to 4,897.92, 6,760.11 and 2,909.58

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Solution

The fourth proportional to 4,897.92, 6,760.11 and 2,909.58 is: 4,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.92 : 6,760.11 = 2,909.58 : x
  2. Step 2: Convert to fraction form
    4,897.92/6,760.11 = 2,909.58/x
  3. Step 3: Cross multiply
    4,897.92x = 6,760.11 × 2,909.58
  4. Step 4: Simplify right side
    4,897.92x = 19,669,080.85
  5. Step 5: Solve for x
    x = 19,669,080.85/4,897.92
  6. Step 6: Final answer
    x = 4,015.80

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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.