Home / 9,285.78-13,928.64-2,360.28

Finding the Fourth Proportional to 9,285.78, 13,928.64 and 2,360.28

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Solution

The fourth proportional to 9,285.78, 13,928.64 and 2,360.28 is: 3,540.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,285.78 : 13,928.64 = 2,360.28 : x
  2. Step 2: Convert to fraction form
    9,285.78/13,928.64 = 2,360.28/x
  3. Step 3: Cross multiply
    9,285.78x = 13,928.64 × 2,360.28
  4. Step 4: Simplify right side
    9,285.78x = 32,875,490.42
  5. Step 5: Solve for x
    x = 32,875,490.42/9,285.78
  6. Step 6: Final answer
    x = 3,540.41

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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.