Home / 4,209.44-6,315.07-1,612.38

Finding the Fourth Proportional to 4,209.44, 6,315.07 and 1,612.38

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Solution

The fourth proportional to 4,209.44, 6,315.07 and 1,612.38 is: 2,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.44 : 6,315.07 = 1,612.38 : x
  2. Step 2: Convert to fraction form
    4,209.44/6,315.07 = 1,612.38/x
  3. Step 3: Cross multiply
    4,209.44x = 6,315.07 × 1,612.38
  4. Step 4: Simplify right side
    4,209.44x = 10,182,260.99
  5. Step 5: Solve for x
    x = 10,182,260.99/4,209.44
  6. Step 6: Final answer
    x = 2,418.91

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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.