Home / 9,122.67-13,689.27-4,962.51

Finding the Fourth Proportional to 9,122.67, 13,689.27 and 4,962.51

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Solution

The fourth proportional to 9,122.67, 13,689.27 and 4,962.51 is: 7,446.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.67 : 13,689.27 = 4,962.51 : x
  2. Step 2: Convert to fraction form
    9,122.67/13,689.27 = 4,962.51/x
  3. Step 3: Cross multiply
    9,122.67x = 13,689.27 × 4,962.51
  4. Step 4: Simplify right side
    9,122.67x = 67,933,139.27
  5. Step 5: Solve for x
    x = 67,933,139.27/9,122.67
  6. Step 6: Final answer
    x = 7,446.63

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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.