Home / 3,648.36-5,470.20-1,567.80

Finding the Fourth Proportional to 3,648.36, 5,470.20 and 1,567.80

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Solution

The fourth proportional to 3,648.36, 5,470.20 and 1,567.80 is: 2,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.36 : 5,470.20 = 1,567.80 : x
  2. Step 2: Convert to fraction form
    3,648.36/5,470.20 = 1,567.80/x
  3. Step 3: Cross multiply
    3,648.36x = 5,470.20 × 1,567.80
  4. Step 4: Simplify right side
    3,648.36x = 8,576,179.56
  5. Step 5: Solve for x
    x = 8,576,179.56/3,648.36
  6. Step 6: Final answer
    x = 2,350.69

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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.