Home / 4,990.25-6,874.62-3,495.35

Finding the Fourth Proportional to 4,990.25, 6,874.62 and 3,495.35

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Solution

The fourth proportional to 4,990.25, 6,874.62 and 3,495.35 is: 4,815.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.25 : 6,874.62 = 3,495.35 : x
  2. Step 2: Convert to fraction form
    4,990.25/6,874.62 = 3,495.35/x
  3. Step 3: Cross multiply
    4,990.25x = 6,874.62 × 3,495.35
  4. Step 4: Simplify right side
    4,990.25x = 24,029,203.02
  5. Step 5: Solve for x
    x = 24,029,203.02/4,990.25
  6. Step 6: Final answer
    x = 4,815.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.