Home / 2,347.07-3,519.12-1,999.04

Finding the Fourth Proportional to 2,347.07, 3,519.12 and 1,999.04

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Solution

The fourth proportional to 2,347.07, 3,519.12 and 1,999.04 is: 2,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.07 : 3,519.12 = 1,999.04 : x
  2. Step 2: Convert to fraction form
    2,347.07/3,519.12 = 1,999.04/x
  3. Step 3: Cross multiply
    2,347.07x = 3,519.12 × 1,999.04
  4. Step 4: Simplify right side
    2,347.07x = 7,034,861.64
  5. Step 5: Solve for x
    x = 7,034,861.64/2,347.07
  6. Step 6: Final answer
    x = 2,997.30

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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.