Home / 6,666.18-9,199.68-3,833.52

Finding the Fourth Proportional to 6,666.18, 9,199.68 and 3,833.52

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Solution

The fourth proportional to 6,666.18, 9,199.68 and 3,833.52 is: 5,290.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.18 : 9,199.68 = 3,833.52 : x
  2. Step 2: Convert to fraction form
    6,666.18/9,199.68 = 3,833.52/x
  3. Step 3: Cross multiply
    6,666.18x = 9,199.68 × 3,833.52
  4. Step 4: Simplify right side
    6,666.18x = 35,267,157.27
  5. Step 5: Solve for x
    x = 35,267,157.27/6,666.18
  6. Step 6: Final answer
    x = 5,290.46

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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.