Home / 9,551.12-14,320.80-3,309.68

Finding the Fourth Proportional to 9,551.12, 14,320.80 and 3,309.68

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Solution

The fourth proportional to 9,551.12, 14,320.80 and 3,309.68 is: 4,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.12 : 14,320.80 = 3,309.68 : x
  2. Step 2: Convert to fraction form
    9,551.12/14,320.80 = 3,309.68/x
  3. Step 3: Cross multiply
    9,551.12x = 14,320.80 × 3,309.68
  4. Step 4: Simplify right side
    9,551.12x = 47,397,265.34
  5. Step 5: Solve for x
    x = 47,397,265.34/9,551.12
  6. Step 6: Final answer
    x = 4,962.48

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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.