Home / 9,204.40-13,806.60-6,871.60

Finding the Fourth Proportional to 9,204.40, 13,806.60 and 6,871.60

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Solution

The fourth proportional to 9,204.40, 13,806.60 and 6,871.60 is: 10,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,204.40 : 13,806.60 = 6,871.60 : x
  2. Step 2: Convert to fraction form
    9,204.40/13,806.60 = 6,871.60/x
  3. Step 3: Cross multiply
    9,204.40x = 13,806.60 × 6,871.60
  4. Step 4: Simplify right side
    9,204.40x = 94,873,432.56
  5. Step 5: Solve for x
    x = 94,873,432.56/9,204.40
  6. Step 6: Final answer
    x = 10,307.40

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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.