Home / 3,815.16-5,717.53-2,334.90

Finding the Fourth Proportional to 3,815.16, 5,717.53 and 2,334.90

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Solution

The fourth proportional to 3,815.16, 5,717.53 and 2,334.90 is: 3,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.16 : 5,717.53 = 2,334.90 : x
  2. Step 2: Convert to fraction form
    3,815.16/5,717.53 = 2,334.90/x
  3. Step 3: Cross multiply
    3,815.16x = 5,717.53 × 2,334.90
  4. Step 4: Simplify right side
    3,815.16x = 13,349,860.80
  5. Step 5: Solve for x
    x = 13,349,860.80/3,815.16
  6. Step 6: Final answer
    x = 3,499.16

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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.