Home / 9,999.17-13,798.77-5,523.23

Finding the Fourth Proportional to 9,999.17, 13,798.77 and 5,523.23

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Solution

The fourth proportional to 9,999.17, 13,798.77 and 5,523.23 is: 7,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999.17 : 13,798.77 = 5,523.23 : x
  2. Step 2: Convert to fraction form
    9,999.17/13,798.77 = 5,523.23/x
  3. Step 3: Cross multiply
    9,999.17x = 13,798.77 × 5,523.23
  4. Step 4: Simplify right side
    9,999.17x = 76,213,794.21
  5. Step 5: Solve for x
    x = 76,213,794.21/9,999.17
  6. Step 6: Final answer
    x = 7,622.01

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Half scale
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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.