Home / 4,910.01-7,364.74-1,212.22

Finding the Fourth Proportional to 4,910.01, 7,364.74 and 1,212.22

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Solution

The fourth proportional to 4,910.01, 7,364.74 and 1,212.22 is: 1,818.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.01 : 7,364.74 = 1,212.22 : x
  2. Step 2: Convert to fraction form
    4,910.01/7,364.74 = 1,212.22/x
  3. Step 3: Cross multiply
    4,910.01x = 7,364.74 × 1,212.22
  4. Step 4: Simplify right side
    4,910.01x = 8,927,685.12
  5. Step 5: Solve for x
    x = 8,927,685.12/4,910.01
  6. Step 6: Final answer
    x = 1,818.26

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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.