Home / 7,530.05-11,294.12-1,983.83

Finding the Fourth Proportional to 7,530.05, 11,294.12 and 1,983.83

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Solution

The fourth proportional to 7,530.05, 11,294.12 and 1,983.83 is: 2,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.05 : 11,294.12 = 1,983.83 : x
  2. Step 2: Convert to fraction form
    7,530.05/11,294.12 = 1,983.83/x
  3. Step 3: Cross multiply
    7,530.05x = 11,294.12 × 1,983.83
  4. Step 4: Simplify right side
    7,530.05x = 22,405,547.69
  5. Step 5: Solve for x
    x = 22,405,547.69/7,530.05
  6. Step 6: Final answer
    x = 2,975.48

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Similar ratio
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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.