Home / 4,499.48-6,748.74-1,212.91

Finding the Fourth Proportional to 4,499.48, 6,748.74 and 1,212.91

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Solution

The fourth proportional to 4,499.48, 6,748.74 and 1,212.91 is: 1,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.48 : 6,748.74 = 1,212.91 : x
  2. Step 2: Convert to fraction form
    4,499.48/6,748.74 = 1,212.91/x
  3. Step 3: Cross multiply
    4,499.48x = 6,748.74 × 1,212.91
  4. Step 4: Simplify right side
    4,499.48x = 8,185,597.36
  5. Step 5: Solve for x
    x = 8,185,597.36/4,499.48
  6. Step 6: Final answer
    x = 1,819.23

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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.