Home / 11,097.40-15,314.90-6,383.24

Finding the Fourth Proportional to 11,097.40, 15,314.90 and 6,383.24

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Solution

The fourth proportional to 11,097.40, 15,314.90 and 6,383.24 is: 8,809.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,097.40 : 15,314.90 = 6,383.24 : x
  2. Step 2: Convert to fraction form
    11,097.40/15,314.90 = 6,383.24/x
  3. Step 3: Cross multiply
    11,097.40x = 15,314.90 × 6,383.24
  4. Step 4: Simplify right side
    11,097.40x = 97,758,682.28
  5. Step 5: Solve for x
    x = 97,758,682.28/11,097.40
  6. Step 6: Final answer
    x = 8,809.15

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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.