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Finding the Fourth Proportional to 2,999.04, 4,498.56 and 2,615.04

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Solution

The fourth proportional to 2,999.04, 4,498.56 and 2,615.04 is: 3,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.04 : 4,498.56 = 2,615.04 : x
  2. Step 2: Convert to fraction form
    2,999.04/4,498.56 = 2,615.04/x
  3. Step 3: Cross multiply
    2,999.04x = 4,498.56 × 2,615.04
  4. Step 4: Simplify right side
    2,999.04x = 11,763,914.34
  5. Step 5: Solve for x
    x = 11,763,914.34/2,999.04
  6. Step 6: Final answer
    x = 3,922.56

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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.