Home / 12,575.32-17,353.83-6,910.18

Finding the Fourth Proportional to 12,575.32, 17,353.83 and 6,910.18

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Solution

The fourth proportional to 12,575.32, 17,353.83 and 6,910.18 is: 9,535.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.32 : 17,353.83 = 6,910.18 : x
  2. Step 2: Convert to fraction form
    12,575.32/17,353.83 = 6,910.18/x
  3. Step 3: Cross multiply
    12,575.32x = 17,353.83 × 6,910.18
  4. Step 4: Simplify right side
    12,575.32x = 119,918,088.99
  5. Step 5: Solve for x
    x = 119,918,088.99/12,575.32
  6. Step 6: Final answer
    x = 9,535.99

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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.