Home / 3,462.21-4,772.21-2,412.45

Finding the Fourth Proportional to 3,462.21, 4,772.21 and 2,412.45

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Solution

The fourth proportional to 3,462.21, 4,772.21 and 2,412.45 is: 3,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.21 : 4,772.21 = 2,412.45 : x
  2. Step 2: Convert to fraction form
    3,462.21/4,772.21 = 2,412.45/x
  3. Step 3: Cross multiply
    3,462.21x = 4,772.21 × 2,412.45
  4. Step 4: Simplify right side
    3,462.21x = 11,512,705.95
  5. Step 5: Solve for x
    x = 11,512,705.95/3,462.21
  6. Step 6: Final answer
    x = 3,325.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.