Home / 9,633.04-13,299.72-7,390.66

Finding the Fourth Proportional to 9,633.04, 13,299.72 and 7,390.66

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Solution

The fourth proportional to 9,633.04, 13,299.72 and 7,390.66 is: 10,203.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,633.04 : 13,299.72 = 7,390.66 : x
  2. Step 2: Convert to fraction form
    9,633.04/13,299.72 = 7,390.66/x
  3. Step 3: Cross multiply
    9,633.04x = 13,299.72 × 7,390.66
  4. Step 4: Simplify right side
    9,633.04x = 98,293,708.62
  5. Step 5: Solve for x
    x = 98,293,708.62/9,633.04
  6. Step 6: Final answer
    x = 10,203.81

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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.