Home / 10,267.40-15,402.32-3,693.04

Finding the Fourth Proportional to 10,267.40, 15,402.32 and 3,693.04

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Solution

The fourth proportional to 10,267.40, 15,402.32 and 3,693.04 is: 5,540.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.40 : 15,402.32 = 3,693.04 : x
  2. Step 2: Convert to fraction form
    10,267.40/15,402.32 = 3,693.04/x
  3. Step 3: Cross multiply
    10,267.40x = 15,402.32 × 3,693.04
  4. Step 4: Simplify right side
    10,267.40x = 56,881,383.85
  5. Step 5: Solve for x
    x = 56,881,383.85/10,267.40
  6. Step 6: Final answer
    x = 5,540.00

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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.