Home / 4,911.60-6,777.88-2,673.52

Finding the Fourth Proportional to 4,911.60, 6,777.88 and 2,673.52

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Solution

The fourth proportional to 4,911.60, 6,777.88 and 2,673.52 is: 3,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.60 : 6,777.88 = 2,673.52 : x
  2. Step 2: Convert to fraction form
    4,911.60/6,777.88 = 2,673.52/x
  3. Step 3: Cross multiply
    4,911.60x = 6,777.88 × 2,673.52
  4. Step 4: Simplify right side
    4,911.60x = 18,120,797.74
  5. Step 5: Solve for x
    x = 18,120,797.74/4,911.60
  6. Step 6: Final answer
    x = 3,689.39

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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.