Home / 7,642.24-11,466.66-4,134.71

Finding the Fourth Proportional to 7,642.24, 11,466.66 and 4,134.71

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Solution

The fourth proportional to 7,642.24, 11,466.66 and 4,134.71 is: 6,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642.24 : 11,466.66 = 4,134.71 : x
  2. Step 2: Convert to fraction form
    7,642.24/11,466.66 = 4,134.71/x
  3. Step 3: Cross multiply
    7,642.24x = 11,466.66 × 4,134.71
  4. Step 4: Simplify right side
    7,642.24x = 47,411,323.05
  5. Step 5: Solve for x
    x = 47,411,323.05/7,642.24
  6. Step 6: Final answer
    x = 6,203.85

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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.