Home / 6,564.12-9,842.40-4,487.28

Finding the Fourth Proportional to 6,564.12, 9,842.40 and 4,487.28

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Solution

The fourth proportional to 6,564.12, 9,842.40 and 4,487.28 is: 6,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,564.12 : 9,842.40 = 4,487.28 : x
  2. Step 2: Convert to fraction form
    6,564.12/9,842.40 = 4,487.28/x
  3. Step 3: Cross multiply
    6,564.12x = 9,842.40 × 4,487.28
  4. Step 4: Simplify right side
    6,564.12x = 44,165,604.67
  5. Step 5: Solve for x
    x = 44,165,604.67/6,564.12
  6. Step 6: Final answer
    x = 6,728.34

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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.