Home / 6,230.96-8,598.59-3,398.39

Finding the Fourth Proportional to 6,230.96, 8,598.59 and 3,398.39

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Solution

The fourth proportional to 6,230.96, 8,598.59 and 3,398.39 is: 4,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230.96 : 8,598.59 = 3,398.39 : x
  2. Step 2: Convert to fraction form
    6,230.96/8,598.59 = 3,398.39/x
  3. Step 3: Cross multiply
    6,230.96x = 8,598.59 × 3,398.39
  4. Step 4: Simplify right side
    6,230.96x = 29,221,347.27
  5. Step 5: Solve for x
    x = 29,221,347.27/6,230.96
  6. Step 6: Final answer
    x = 4,689.70

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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.