Home / 7,003.45-10,502.09-2,073.47

Finding the Fourth Proportional to 7,003.45, 10,502.09 and 2,073.47

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Solution

The fourth proportional to 7,003.45, 10,502.09 and 2,073.47 is: 3,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003.45 : 10,502.09 = 2,073.47 : x
  2. Step 2: Convert to fraction form
    7,003.45/10,502.09 = 2,073.47/x
  3. Step 3: Cross multiply
    7,003.45x = 10,502.09 × 2,073.47
  4. Step 4: Simplify right side
    7,003.45x = 21,775,758.18
  5. Step 5: Solve for x
    x = 21,775,758.18/7,003.45
  6. Step 6: Final answer
    x = 3,109.29

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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.