Home / 8,066.04-11,136.06-6,394.20

Finding the Fourth Proportional to 8,066.04, 11,136.06 and 6,394.20

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Solution

The fourth proportional to 8,066.04, 11,136.06 and 6,394.20 is: 8,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.04 : 11,136.06 = 6,394.20 : x
  2. Step 2: Convert to fraction form
    8,066.04/11,136.06 = 6,394.20/x
  3. Step 3: Cross multiply
    8,066.04x = 11,136.06 × 6,394.20
  4. Step 4: Simplify right side
    8,066.04x = 71,206,194.85
  5. Step 5: Solve for x
    x = 71,206,194.85/8,066.04
  6. Step 6: Final answer
    x = 8,827.90

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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.