Home / 4,752.83-7,123.77-2,556.95

Finding the Fourth Proportional to 4,752.83, 7,123.77 and 2,556.95

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Solution

The fourth proportional to 4,752.83, 7,123.77 and 2,556.95 is: 3,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.83 : 7,123.77 = 2,556.95 : x
  2. Step 2: Convert to fraction form
    4,752.83/7,123.77 = 2,556.95/x
  3. Step 3: Cross multiply
    4,752.83x = 7,123.77 × 2,556.95
  4. Step 4: Simplify right side
    4,752.83x = 18,215,123.70
  5. Step 5: Solve for x
    x = 18,215,123.70/4,752.83
  6. Step 6: Final answer
    x = 3,832.48

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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.