Home / 6,141.29-9,214.65-3,218.90

Finding the Fourth Proportional to 6,141.29, 9,214.65 and 3,218.90

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Solution

The fourth proportional to 6,141.29, 9,214.65 and 3,218.90 is: 4,829.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.29 : 9,214.65 = 3,218.90 : x
  2. Step 2: Convert to fraction form
    6,141.29/9,214.65 = 3,218.90/x
  3. Step 3: Cross multiply
    6,141.29x = 9,214.65 × 3,218.90
  4. Step 4: Simplify right side
    6,141.29x = 29,660,990.81
  5. Step 5: Solve for x
    x = 29,660,990.81/6,141.29
  6. Step 6: Final answer
    x = 4,829.77

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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.