Home / 5,450.71-8,175.30-1,752.47

Finding the Fourth Proportional to 5,450.71, 8,175.30 and 1,752.47

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Solution

The fourth proportional to 5,450.71, 8,175.30 and 1,752.47 is: 2,628.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.71 : 8,175.30 = 1,752.47 : x
  2. Step 2: Convert to fraction form
    5,450.71/8,175.30 = 1,752.47/x
  3. Step 3: Cross multiply
    5,450.71x = 8,175.30 × 1,752.47
  4. Step 4: Simplify right side
    5,450.71x = 14,326,990.62
  5. Step 5: Solve for x
    x = 14,326,990.62/5,450.71
  6. Step 6: Final answer
    x = 2,628.46

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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.