Home / 3,204.30-4,798.80-1,555.55

Finding the Fourth Proportional to 3,204.30, 4,798.80 and 1,555.55

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Solution

The fourth proportional to 3,204.30, 4,798.80 and 1,555.55 is: 2,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.30 : 4,798.80 = 1,555.55 : x
  2. Step 2: Convert to fraction form
    3,204.30/4,798.80 = 1,555.55/x
  3. Step 3: Cross multiply
    3,204.30x = 4,798.80 × 1,555.55
  4. Step 4: Simplify right side
    3,204.30x = 7,464,749.35
  5. Step 5: Solve for x
    x = 7,464,749.35/3,204.30
  6. Step 6: Final answer
    x = 2,329.60

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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.