Home / 9,487.10-14,226.60-3,938.60

Finding the Fourth Proportional to 9,487.10, 14,226.60 and 3,938.60

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Solution

The fourth proportional to 9,487.10, 14,226.60 and 3,938.60 is: 5,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.10 : 14,226.60 = 3,938.60 : x
  2. Step 2: Convert to fraction form
    9,487.10/14,226.60 = 3,938.60/x
  3. Step 3: Cross multiply
    9,487.10x = 14,226.60 × 3,938.60
  4. Step 4: Simplify right side
    9,487.10x = 56,032,886.76
  5. Step 5: Solve for x
    x = 56,032,886.76/9,487.10
  6. Step 6: Final answer
    x = 5,906.22

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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.