Home / 8,435.82-12,655.17-2,592.30

Finding the Fourth Proportional to 8,435.82, 12,655.17 and 2,592.30

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Solution

The fourth proportional to 8,435.82, 12,655.17 and 2,592.30 is: 3,888.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435.82 : 12,655.17 = 2,592.30 : x
  2. Step 2: Convert to fraction form
    8,435.82/12,655.17 = 2,592.30/x
  3. Step 3: Cross multiply
    8,435.82x = 12,655.17 × 2,592.30
  4. Step 4: Simplify right side
    8,435.82x = 32,805,997.19
  5. Step 5: Solve for x
    x = 32,805,997.19/8,435.82
  6. Step 6: Final answer
    x = 3,888.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.