Home / 5,704.90-7,873.58-4,116.80

Finding the Fourth Proportional to 5,704.90, 7,873.58 and 4,116.80

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Solution

The fourth proportional to 5,704.90, 7,873.58 and 4,116.80 is: 5,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.90 : 7,873.58 = 4,116.80 : x
  2. Step 2: Convert to fraction form
    5,704.90/7,873.58 = 4,116.80/x
  3. Step 3: Cross multiply
    5,704.90x = 7,873.58 × 4,116.80
  4. Step 4: Simplify right side
    5,704.90x = 32,413,954.14
  5. Step 5: Solve for x
    x = 32,413,954.14/5,704.90
  6. Step 6: Final answer
    x = 5,681.77

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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.