Home / 5,148.10-7,722.16-1,450.33

Finding the Fourth Proportional to 5,148.10, 7,722.16 and 1,450.33

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Solution

The fourth proportional to 5,148.10, 7,722.16 and 1,450.33 is: 2,175.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.10 : 7,722.16 = 1,450.33 : x
  2. Step 2: Convert to fraction form
    5,148.10/7,722.16 = 1,450.33/x
  3. Step 3: Cross multiply
    5,148.10x = 7,722.16 × 1,450.33
  4. Step 4: Simplify right side
    5,148.10x = 11,199,680.31
  5. Step 5: Solve for x
    x = 11,199,680.31/5,148.10
  6. Step 6: Final answer
    x = 2,175.50

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Similar ratio
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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.