Home / 4,813.76-6,642.50-2,717.48

Finding the Fourth Proportional to 4,813.76, 6,642.50 and 2,717.48

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Solution

The fourth proportional to 4,813.76, 6,642.50 and 2,717.48 is: 3,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.76 : 6,642.50 = 2,717.48 : x
  2. Step 2: Convert to fraction form
    4,813.76/6,642.50 = 2,717.48/x
  3. Step 3: Cross multiply
    4,813.76x = 6,642.50 × 2,717.48
  4. Step 4: Simplify right side
    4,813.76x = 18,050,860.90
  5. Step 5: Solve for x
    x = 18,050,860.90/4,813.76
  6. Step 6: Final answer
    x = 3,749.85

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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.