Home / 9,668.26-14,507.28-4,477.78

Finding the Fourth Proportional to 9,668.26, 14,507.28 and 4,477.78

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Solution

The fourth proportional to 9,668.26, 14,507.28 and 4,477.78 is: 6,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668.26 : 14,507.28 = 4,477.78 : x
  2. Step 2: Convert to fraction form
    9,668.26/14,507.28 = 4,477.78/x
  3. Step 3: Cross multiply
    9,668.26x = 14,507.28 × 4,477.78
  4. Step 4: Simplify right side
    9,668.26x = 64,960,408.24
  5. Step 5: Solve for x
    x = 64,960,408.24/9,668.26
  6. Step 6: Final answer
    x = 6,718.93

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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.