Home / 5,365.76-8,045.22-3,175.16

Finding the Fourth Proportional to 5,365.76, 8,045.22 and 3,175.16

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Solution

The fourth proportional to 5,365.76, 8,045.22 and 3,175.16 is: 4,760.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.76 : 8,045.22 = 3,175.16 : x
  2. Step 2: Convert to fraction form
    5,365.76/8,045.22 = 3,175.16/x
  3. Step 3: Cross multiply
    5,365.76x = 8,045.22 × 3,175.16
  4. Step 4: Simplify right side
    5,365.76x = 25,544,860.74
  5. Step 5: Solve for x
    x = 25,544,860.74/5,365.76
  6. Step 6: Final answer
    x = 4,760.72

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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.