Home / 7,521.26-11,282.36-4,237.11

Finding the Fourth Proportional to 7,521.26, 11,282.36 and 4,237.11

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Solution

The fourth proportional to 7,521.26, 11,282.36 and 4,237.11 is: 6,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.26 : 11,282.36 = 4,237.11 : x
  2. Step 2: Convert to fraction form
    7,521.26/11,282.36 = 4,237.11/x
  3. Step 3: Cross multiply
    7,521.26x = 11,282.36 × 4,237.11
  4. Step 4: Simplify right side
    7,521.26x = 47,804,579.19
  5. Step 5: Solve for x
    x = 47,804,579.19/7,521.26
  6. Step 6: Final answer
    x = 6,355.93

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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.