Home / 5,599.90-8,400.32-1,704.34

Finding the Fourth Proportional to 5,599.90, 8,400.32 and 1,704.34

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Solution

The fourth proportional to 5,599.90, 8,400.32 and 1,704.34 is: 2,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.90 : 8,400.32 = 1,704.34 : x
  2. Step 2: Convert to fraction form
    5,599.90/8,400.32 = 1,704.34/x
  3. Step 3: Cross multiply
    5,599.90x = 8,400.32 × 1,704.34
  4. Step 4: Simplify right side
    5,599.90x = 14,317,001.39
  5. Step 5: Solve for x
    x = 14,317,001.39/5,599.90
  6. Step 6: Final answer
    x = 2,556.65

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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.