Home / 3,065.48-4,600.89-1,605.66

Finding the Fourth Proportional to 3,065.48, 4,600.89 and 1,605.66

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Solution

The fourth proportional to 3,065.48, 4,600.89 and 1,605.66 is: 2,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.48 : 4,600.89 = 1,605.66 : x
  2. Step 2: Convert to fraction form
    3,065.48/4,600.89 = 1,605.66/x
  3. Step 3: Cross multiply
    3,065.48x = 4,600.89 × 1,605.66
  4. Step 4: Simplify right side
    3,065.48x = 7,387,465.04
  5. Step 5: Solve for x
    x = 7,387,465.04/3,065.48
  6. Step 6: Final answer
    x = 2,409.89

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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.