Home / 6,005.90-9,008.78-1,623.66

Finding the Fourth Proportional to 6,005.90, 9,008.78 and 1,623.66

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Solution

The fourth proportional to 6,005.90, 9,008.78 and 1,623.66 is: 2,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.90 : 9,008.78 = 1,623.66 : x
  2. Step 2: Convert to fraction form
    6,005.90/9,008.78 = 1,623.66/x
  3. Step 3: Cross multiply
    6,005.90x = 9,008.78 × 1,623.66
  4. Step 4: Simplify right side
    6,005.90x = 14,627,187.62
  5. Step 5: Solve for x
    x = 14,627,187.62/6,005.90
  6. Step 6: Final answer
    x = 2,435.47

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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.