Home / 6,008.90-9,018.05-4,172.92

Finding the Fourth Proportional to 6,008.90, 9,018.05 and 4,172.92

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Solution

The fourth proportional to 6,008.90, 9,018.05 and 4,172.92 is: 6,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,008.90 : 9,018.05 = 4,172.92 : x
  2. Step 2: Convert to fraction form
    6,008.90/9,018.05 = 4,172.92/x
  3. Step 3: Cross multiply
    6,008.90x = 9,018.05 × 4,172.92
  4. Step 4: Simplify right side
    6,008.90x = 37,631,557.80
  5. Step 5: Solve for x
    x = 37,631,557.80/6,008.90
  6. Step 6: Final answer
    x = 6,262.64

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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.