Home / 9,258.48-13,890.16-2,685.28

Finding the Fourth Proportional to 9,258.48, 13,890.16 and 2,685.28

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Solution

The fourth proportional to 9,258.48, 13,890.16 and 2,685.28 is: 4,028.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258.48 : 13,890.16 = 2,685.28 : x
  2. Step 2: Convert to fraction form
    9,258.48/13,890.16 = 2,685.28/x
  3. Step 3: Cross multiply
    9,258.48x = 13,890.16 × 2,685.28
  4. Step 4: Simplify right side
    9,258.48x = 37,298,968.84
  5. Step 5: Solve for x
    x = 37,298,968.84/9,258.48
  6. Step 6: Final answer
    x = 4,028.63

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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.