Home / 3,303.48-4,558.62-1,906.20

Finding the Fourth Proportional to 3,303.48, 4,558.62 and 1,906.20

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Solution

The fourth proportional to 3,303.48, 4,558.62 and 1,906.20 is: 2,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.48 : 4,558.62 = 1,906.20 : x
  2. Step 2: Convert to fraction form
    3,303.48/4,558.62 = 1,906.20/x
  3. Step 3: Cross multiply
    3,303.48x = 4,558.62 × 1,906.20
  4. Step 4: Simplify right side
    3,303.48x = 8,689,641.44
  5. Step 5: Solve for x
    x = 8,689,641.44/3,303.48
  6. Step 6: Final answer
    x = 2,630.45

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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.