Home / 9,858.78-14,784.93-3,283.20

Finding the Fourth Proportional to 9,858.78, 14,784.93 and 3,283.20

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Solution

The fourth proportional to 9,858.78, 14,784.93 and 3,283.20 is: 4,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.78 : 14,784.93 = 3,283.20 : x
  2. Step 2: Convert to fraction form
    9,858.78/14,784.93 = 3,283.20/x
  3. Step 3: Cross multiply
    9,858.78x = 14,784.93 × 3,283.20
  4. Step 4: Simplify right side
    9,858.78x = 48,541,882.18
  5. Step 5: Solve for x
    x = 48,541,882.18/9,858.78
  6. Step 6: Final answer
    x = 4,923.72

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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.