Home / 6,653.46-9,181.80-4,000.91

Finding the Fourth Proportional to 6,653.46, 9,181.80 and 4,000.91

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Solution

The fourth proportional to 6,653.46, 9,181.80 and 4,000.91 is: 5,521.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.46 : 9,181.80 = 4,000.91 : x
  2. Step 2: Convert to fraction form
    6,653.46/9,181.80 = 4,000.91/x
  3. Step 3: Cross multiply
    6,653.46x = 9,181.80 × 4,000.91
  4. Step 4: Simplify right side
    6,653.46x = 36,735,555.44
  5. Step 5: Solve for x
    x = 36,735,555.44/6,653.46
  6. Step 6: Final answer
    x = 5,521.27

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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.