Home / 2,708.21-4,047.99-2,354.04

Finding the Fourth Proportional to 2,708.21, 4,047.99 and 2,354.04

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Solution

The fourth proportional to 2,708.21, 4,047.99 and 2,354.04 is: 3,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.21 : 4,047.99 = 2,354.04 : x
  2. Step 2: Convert to fraction form
    2,708.21/4,047.99 = 2,354.04/x
  3. Step 3: Cross multiply
    2,708.21x = 4,047.99 × 2,354.04
  4. Step 4: Simplify right side
    2,708.21x = 9,529,130.38
  5. Step 5: Solve for x
    x = 9,529,130.38/2,708.21
  6. Step 6: Final answer
    x = 3,518.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.