Home / 9,093.36-12,534.54-8,330.64

Finding the Fourth Proportional to 9,093.36, 12,534.54 and 8,330.64

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Solution

The fourth proportional to 9,093.36, 12,534.54 and 8,330.64 is: 11,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,093.36 : 12,534.54 = 8,330.64 : x
  2. Step 2: Convert to fraction form
    9,093.36/12,534.54 = 8,330.64/x
  3. Step 3: Cross multiply
    9,093.36x = 12,534.54 × 8,330.64
  4. Step 4: Simplify right side
    9,093.36x = 104,420,740.31
  5. Step 5: Solve for x
    x = 104,420,740.31/9,093.36
  6. Step 6: Final answer
    x = 11,483.19

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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.