Home / 9,076.79-13,618.70-3,534.02

Finding the Fourth Proportional to 9,076.79, 13,618.70 and 3,534.02

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Solution

The fourth proportional to 9,076.79, 13,618.70 and 3,534.02 is: 5,302.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.79 : 13,618.70 = 3,534.02 : x
  2. Step 2: Convert to fraction form
    9,076.79/13,618.70 = 3,534.02/x
  3. Step 3: Cross multiply
    9,076.79x = 13,618.70 × 3,534.02
  4. Step 4: Simplify right side
    9,076.79x = 48,128,672.41
  5. Step 5: Solve for x
    x = 48,128,672.41/9,076.79
  6. Step 6: Final answer
    x = 5,302.39

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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.