Home / 4,499.10-6,748.04-1,212.39

Finding the Fourth Proportional to 4,499.10, 6,748.04 and 1,212.39

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Solution

The fourth proportional to 4,499.10, 6,748.04 and 1,212.39 is: 1,818.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.10 : 6,748.04 = 1,212.39 : x
  2. Step 2: Convert to fraction form
    4,499.10/6,748.04 = 1,212.39/x
  3. Step 3: Cross multiply
    4,499.10x = 6,748.04 × 1,212.39
  4. Step 4: Simplify right side
    4,499.10x = 8,181,259.25
  5. Step 5: Solve for x
    x = 8,181,259.25/4,499.10
  6. Step 6: Final answer
    x = 1,818.42

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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.