Home / 6,630.90-9,967.01-4,181.46

Finding the Fourth Proportional to 6,630.90, 9,967.01 and 4,181.46

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Solution

The fourth proportional to 6,630.90, 9,967.01 and 4,181.46 is: 6,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.90 : 9,967.01 = 4,181.46 : x
  2. Step 2: Convert to fraction form
    6,630.90/9,967.01 = 4,181.46/x
  3. Step 3: Cross multiply
    6,630.90x = 9,967.01 × 4,181.46
  4. Step 4: Simplify right side
    6,630.90x = 41,676,653.63
  5. Step 5: Solve for x
    x = 41,676,653.63/6,630.90
  6. Step 6: Final answer
    x = 6,285.22

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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.