Home / 3,451.02-4,762.29-1,879.10

Finding the Fourth Proportional to 3,451.02, 4,762.29 and 1,879.10

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Solution

The fourth proportional to 3,451.02, 4,762.29 and 1,879.10 is: 2,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.02 : 4,762.29 = 1,879.10 : x
  2. Step 2: Convert to fraction form
    3,451.02/4,762.29 = 1,879.10/x
  3. Step 3: Cross multiply
    3,451.02x = 4,762.29 × 1,879.10
  4. Step 4: Simplify right side
    3,451.02x = 8,948,819.14
  5. Step 5: Solve for x
    x = 8,948,819.14/3,451.02
  6. Step 6: Final answer
    x = 2,593.09

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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.