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Finding the Fourth Proportional to 9,453.93, 13,063.13 and 7,480.17

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Solution

The fourth proportional to 9,453.93, 13,063.13 and 7,480.17 is: 10,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.93 : 13,063.13 = 7,480.17 : x
  2. Step 2: Convert to fraction form
    9,453.93/13,063.13 = 7,480.17/x
  3. Step 3: Cross multiply
    9,453.93x = 13,063.13 × 7,480.17
  4. Step 4: Simplify right side
    9,453.93x = 97,714,395.73
  5. Step 5: Solve for x
    x = 97,714,395.73/9,453.93
  6. Step 6: Final answer
    x = 10,335.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.