Home / 2,199.04-3,298.14-1,103.11

Finding the Fourth Proportional to 2,199.04, 3,298.14 and 1,103.11

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Solution

The fourth proportional to 2,199.04, 3,298.14 and 1,103.11 is: 1,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.04 : 3,298.14 = 1,103.11 : x
  2. Step 2: Convert to fraction form
    2,199.04/3,298.14 = 1,103.11/x
  3. Step 3: Cross multiply
    2,199.04x = 3,298.14 × 1,103.11
  4. Step 4: Simplify right side
    2,199.04x = 3,638,194.72
  5. Step 5: Solve for x
    x = 3,638,194.72/2,199.04
  6. Step 6: Final answer
    x = 1,654.45

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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.