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Finding the Fourth Proportional to 3,714.93, 5,571.59 and 1,116.99

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Solution

The fourth proportional to 3,714.93, 5,571.59 and 1,116.99 is: 1,675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.93 : 5,571.59 = 1,116.99 : x
  2. Step 2: Convert to fraction form
    3,714.93/5,571.59 = 1,116.99/x
  3. Step 3: Cross multiply
    3,714.93x = 5,571.59 × 1,116.99
  4. Step 4: Simplify right side
    3,714.93x = 6,223,404.73
  5. Step 5: Solve for x
    x = 6,223,404.73/3,714.93
  6. Step 6: Final answer
    x = 1,675.24

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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.