Home / 3,212.22-4,818.42-1,570.08

Finding the Fourth Proportional to 3,212.22, 4,818.42 and 1,570.08

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Solution

The fourth proportional to 3,212.22, 4,818.42 and 1,570.08 is: 2,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.22 : 4,818.42 = 1,570.08 : x
  2. Step 2: Convert to fraction form
    3,212.22/4,818.42 = 1,570.08/x
  3. Step 3: Cross multiply
    3,212.22x = 4,818.42 × 1,570.08
  4. Step 4: Simplify right side
    3,212.22x = 7,565,304.87
  5. Step 5: Solve for x
    x = 7,565,304.87/3,212.22
  6. Step 6: Final answer
    x = 2,355.16

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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.