Home / 3,605.94-5,417.55-2,309.94

Finding the Fourth Proportional to 3,605.94, 5,417.55 and 2,309.94

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Solution

The fourth proportional to 3,605.94, 5,417.55 and 2,309.94 is: 3,470.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.94 : 5,417.55 = 2,309.94 : x
  2. Step 2: Convert to fraction form
    3,605.94/5,417.55 = 2,309.94/x
  3. Step 3: Cross multiply
    3,605.94x = 5,417.55 × 2,309.94
  4. Step 4: Simplify right side
    3,605.94x = 12,514,215.45
  5. Step 5: Solve for x
    x = 12,514,215.45/3,605.94
  6. Step 6: Final answer
    x = 3,470.44

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1.5x scale

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.