Home / 3,410.48-5,118.96-1,768.20

Finding the Fourth Proportional to 3,410.48, 5,118.96 and 1,768.20

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Solution

The fourth proportional to 3,410.48, 5,118.96 and 1,768.20 is: 2,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.48 : 5,118.96 = 1,768.20 : x
  2. Step 2: Convert to fraction form
    3,410.48/5,118.96 = 1,768.20/x
  3. Step 3: Cross multiply
    3,410.48x = 5,118.96 × 1,768.20
  4. Step 4: Simplify right side
    3,410.48x = 9,051,345.07
  5. Step 5: Solve for x
    x = 9,051,345.07/3,410.48
  6. Step 6: Final answer
    x = 2,653.98

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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.