Home / 6,248.12-9,369-2,086.64

Finding the Fourth Proportional to 6,248.12, 9,369 and 2,086.64

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Solution

The fourth proportional to 6,248.12, 9,369 and 2,086.64 is: 3,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.12 : 9,369 = 2,086.64 : x
  2. Step 2: Convert to fraction form
    6,248.12/9,369 = 2,086.64/x
  3. Step 3: Cross multiply
    6,248.12x = 9,369 × 2,086.64
  4. Step 4: Simplify right side
    6,248.12x = 19,549,683.32
  5. Step 5: Solve for x
    x = 19,549,683.32/6,248.12
  6. Step 6: Final answer
    x = 3,128.89

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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.