Home / 10,932.40-16,406.70-4,363.30

Finding the Fourth Proportional to 10,932.40, 16,406.70 and 4,363.30

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Solution

The fourth proportional to 10,932.40, 16,406.70 and 4,363.30 is: 6,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.40 : 16,406.70 = 4,363.30 : x
  2. Step 2: Convert to fraction form
    10,932.40/16,406.70 = 4,363.30/x
  3. Step 3: Cross multiply
    10,932.40x = 16,406.70 × 4,363.30
  4. Step 4: Simplify right side
    10,932.40x = 71,587,354.11
  5. Step 5: Solve for x
    x = 71,587,354.11/10,932.40
  6. Step 6: Final answer
    x = 6,548.18

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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.