Home / 9,259.76-13,885.32-5,365.28

Finding the Fourth Proportional to 9,259.76, 13,885.32 and 5,365.28

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Solution

The fourth proportional to 9,259.76, 13,885.32 and 5,365.28 is: 8,045.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.76 : 13,885.32 = 5,365.28 : x
  2. Step 2: Convert to fraction form
    9,259.76/13,885.32 = 5,365.28/x
  3. Step 3: Cross multiply
    9,259.76x = 13,885.32 × 5,365.28
  4. Step 4: Simplify right side
    9,259.76x = 74,498,629.69
  5. Step 5: Solve for x
    x = 74,498,629.69/9,259.76
  6. Step 6: Final answer
    x = 8,045.42

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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.