Home / 6,818.13-9,405.68-4,160.92

Finding the Fourth Proportional to 6,818.13, 9,405.68 and 4,160.92

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Solution

The fourth proportional to 6,818.13, 9,405.68 and 4,160.92 is: 5,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.13 : 9,405.68 = 4,160.92 : x
  2. Step 2: Convert to fraction form
    6,818.13/9,405.68 = 4,160.92/x
  3. Step 3: Cross multiply
    6,818.13x = 9,405.68 × 4,160.92
  4. Step 4: Simplify right side
    6,818.13x = 39,136,282.03
  5. Step 5: Solve for x
    x = 39,136,282.03/6,818.13
  6. Step 6: Final answer
    x = 5,740.03

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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.