Home / 10,674.25-16,020.07-7,557.30

Finding the Fourth Proportional to 10,674.25, 16,020.07 and 7,557.30

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Solution

The fourth proportional to 10,674.25, 16,020.07 and 7,557.30 is: 11,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,674.25 : 16,020.07 = 7,557.30 : x
  2. Step 2: Convert to fraction form
    10,674.25/16,020.07 = 7,557.30/x
  3. Step 3: Cross multiply
    10,674.25x = 16,020.07 × 7,557.30
  4. Step 4: Simplify right side
    10,674.25x = 121,068,456.12
  5. Step 5: Solve for x
    x = 121,068,456.12/10,674.25
  6. Step 6: Final answer
    x = 11,342.11

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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.