Home / 3,069.09-4,595.40-1,605.29

Finding the Fourth Proportional to 3,069.09, 4,595.40 and 1,605.29

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Solution

The fourth proportional to 3,069.09, 4,595.40 and 1,605.29 is: 2,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.09 : 4,595.40 = 1,605.29 : x
  2. Step 2: Convert to fraction form
    3,069.09/4,595.40 = 1,605.29/x
  3. Step 3: Cross multiply
    3,069.09x = 4,595.40 × 1,605.29
  4. Step 4: Simplify right side
    3,069.09x = 7,376,926.69
  5. Step 5: Solve for x
    x = 7,376,926.69/3,069.09
  6. Step 6: Final answer
    x = 2,403.62

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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.