Home / 9,317.01-13,969.75-4,387.89

Finding the Fourth Proportional to 9,317.01, 13,969.75 and 4,387.89

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Solution

The fourth proportional to 9,317.01, 13,969.75 and 4,387.89 is: 6,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.01 : 13,969.75 = 4,387.89 : x
  2. Step 2: Convert to fraction form
    9,317.01/13,969.75 = 4,387.89/x
  3. Step 3: Cross multiply
    9,317.01x = 13,969.75 × 4,387.89
  4. Step 4: Simplify right side
    9,317.01x = 61,297,726.33
  5. Step 5: Solve for x
    x = 61,297,726.33/9,317.01
  6. Step 6: Final answer
    x = 6,579.12

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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.