Home / 4,038.20-6,070.80-3,503.60

Finding the Fourth Proportional to 4,038.20, 6,070.80 and 3,503.60

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Solution

The fourth proportional to 4,038.20, 6,070.80 and 3,503.60 is: 5,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.20 : 6,070.80 = 3,503.60 : x
  2. Step 2: Convert to fraction form
    4,038.20/6,070.80 = 3,503.60/x
  3. Step 3: Cross multiply
    4,038.20x = 6,070.80 × 3,503.60
  4. Step 4: Simplify right side
    4,038.20x = 21,269,654.88
  5. Step 5: Solve for x
    x = 21,269,654.88/4,038.20
  6. Step 6: Final answer
    x = 5,267.11

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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.