Home / 4,060.15-5,605.61-3,315.90

Finding the Fourth Proportional to 4,060.15, 5,605.61 and 3,315.90

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Solution

The fourth proportional to 4,060.15, 5,605.61 and 3,315.90 is: 4,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.15 : 5,605.61 = 3,315.90 : x
  2. Step 2: Convert to fraction form
    4,060.15/5,605.61 = 3,315.90/x
  3. Step 3: Cross multiply
    4,060.15x = 5,605.61 × 3,315.90
  4. Step 4: Simplify right side
    4,060.15x = 18,587,622.46
  5. Step 5: Solve for x
    x = 18,587,622.46/4,060.15
  6. Step 6: Final answer
    x = 4,578.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.