Home / 4,070.85-6,104.45-1,604.40

Finding the Fourth Proportional to 4,070.85, 6,104.45 and 1,604.40

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Solution

The fourth proportional to 4,070.85, 6,104.45 and 1,604.40 is: 2,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.85 : 6,104.45 = 1,604.40 : x
  2. Step 2: Convert to fraction form
    4,070.85/6,104.45 = 1,604.40/x
  3. Step 3: Cross multiply
    4,070.85x = 6,104.45 × 1,604.40
  4. Step 4: Simplify right side
    4,070.85x = 9,793,979.58
  5. Step 5: Solve for x
    x = 9,793,979.58/4,070.85
  6. Step 6: Final answer
    x = 2,405.88

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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.