Home / 4,133.89-6,200.92-1,212.19

Finding the Fourth Proportional to 4,133.89, 6,200.92 and 1,212.19

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Solution

The fourth proportional to 4,133.89, 6,200.92 and 1,212.19 is: 1,818.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.89 : 6,200.92 = 1,212.19 : x
  2. Step 2: Convert to fraction form
    4,133.89/6,200.92 = 1,212.19/x
  3. Step 3: Cross multiply
    4,133.89x = 6,200.92 × 1,212.19
  4. Step 4: Simplify right side
    4,133.89x = 7,516,714.11
  5. Step 5: Solve for x
    x = 7,516,714.11/4,133.89
  6. Step 6: Final answer
    x = 1,818.32

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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.