Home / 3,451.52-4,762.95-1,879.62

Finding the Fourth Proportional to 3,451.52, 4,762.95 and 1,879.62

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Solution

The fourth proportional to 3,451.52, 4,762.95 and 1,879.62 is: 2,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.52 : 4,762.95 = 1,879.62 : x
  2. Step 2: Convert to fraction form
    3,451.52/4,762.95 = 1,879.62/x
  3. Step 3: Cross multiply
    3,451.52x = 4,762.95 × 1,879.62
  4. Step 4: Simplify right side
    3,451.52x = 8,952,536.08
  5. Step 5: Solve for x
    x = 8,952,536.08/3,451.52
  6. Step 6: Final answer
    x = 2,593.80

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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.