Home / 3,070.28-4,605.38-1,838.03

Finding the Fourth Proportional to 3,070.28, 4,605.38 and 1,838.03

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Solution

The fourth proportional to 3,070.28, 4,605.38 and 1,838.03 is: 2,757.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.28 : 4,605.38 = 1,838.03 : x
  2. Step 2: Convert to fraction form
    3,070.28/4,605.38 = 1,838.03/x
  3. Step 3: Cross multiply
    3,070.28x = 4,605.38 × 1,838.03
  4. Step 4: Simplify right side
    3,070.28x = 8,464,842.71
  5. Step 5: Solve for x
    x = 8,464,842.71/3,070.28
  6. Step 6: Final answer
    x = 2,757.02

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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.