Home / 3,204.53-4,778.51-3,090.32

Finding the Fourth Proportional to 3,204.53, 4,778.51 and 3,090.32

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Solution

The fourth proportional to 3,204.53, 4,778.51 and 3,090.32 is: 4,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.53 : 4,778.51 = 3,090.32 : x
  2. Step 2: Convert to fraction form
    3,204.53/4,778.51 = 3,090.32/x
  3. Step 3: Cross multiply
    3,204.53x = 4,778.51 × 3,090.32
  4. Step 4: Simplify right side
    3,204.53x = 14,767,125.02
  5. Step 5: Solve for x
    x = 14,767,125.02/3,204.53
  6. Step 6: Final answer
    x = 4,608.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.