Home / 8,541.12-12,804.10-4,096.36

Finding the Fourth Proportional to 8,541.12, 12,804.10 and 4,096.36

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Solution

The fourth proportional to 8,541.12, 12,804.10 and 4,096.36 is: 6,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.12 : 12,804.10 = 4,096.36 : x
  2. Step 2: Convert to fraction form
    8,541.12/12,804.10 = 4,096.36/x
  3. Step 3: Cross multiply
    8,541.12x = 12,804.10 × 4,096.36
  4. Step 4: Simplify right side
    8,541.12x = 52,450,203.08
  5. Step 5: Solve for x
    x = 52,450,203.08/8,541.12
  6. Step 6: Final answer
    x = 6,140.90

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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.