Home / 3,415.44-5,121.06-1,567.13

Finding the Fourth Proportional to 3,415.44, 5,121.06 and 1,567.13

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Solution

The fourth proportional to 3,415.44, 5,121.06 and 1,567.13 is: 2,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.44 : 5,121.06 = 1,567.13 : x
  2. Step 2: Convert to fraction form
    3,415.44/5,121.06 = 1,567.13/x
  3. Step 3: Cross multiply
    3,415.44x = 5,121.06 × 1,567.13
  4. Step 4: Simplify right side
    3,415.44x = 8,025,341.15
  5. Step 5: Solve for x
    x = 8,025,341.15/3,415.44
  6. Step 6: Final answer
    x = 2,349.72

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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.