Home / 5,074.34-7,612.59-2,152.58

Finding the Fourth Proportional to 5,074.34, 7,612.59 and 2,152.58

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Solution

The fourth proportional to 5,074.34, 7,612.59 and 2,152.58 is: 3,229.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.34 : 7,612.59 = 2,152.58 : x
  2. Step 2: Convert to fraction form
    5,074.34/7,612.59 = 2,152.58/x
  3. Step 3: Cross multiply
    5,074.34x = 7,612.59 × 2,152.58
  4. Step 4: Simplify right side
    5,074.34x = 16,386,670.92
  5. Step 5: Solve for x
    x = 16,386,670.92/5,074.34
  6. Step 6: Final answer
    x = 3,229.32

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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.