Home / 6,231.01-8,598.85-3,398.36

Finding the Fourth Proportional to 6,231.01, 8,598.85 and 3,398.36

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Solution

The fourth proportional to 6,231.01, 8,598.85 and 3,398.36 is: 4,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.01 : 8,598.85 = 3,398.36 : x
  2. Step 2: Convert to fraction form
    6,231.01/8,598.85 = 3,398.36/x
  3. Step 3: Cross multiply
    6,231.01x = 8,598.85 × 3,398.36
  4. Step 4: Simplify right side
    6,231.01x = 29,221,987.89
  5. Step 5: Solve for x
    x = 29,221,987.89/6,231.01
  6. Step 6: Final answer
    x = 4,689.77

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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.