Home / 5,355.96-8,033.20-1,658.28

Finding the Fourth Proportional to 5,355.96, 8,033.20 and 1,658.28

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Solution

The fourth proportional to 5,355.96, 8,033.20 and 1,658.28 is: 2,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.96 : 8,033.20 = 1,658.28 : x
  2. Step 2: Convert to fraction form
    5,355.96/8,033.20 = 1,658.28/x
  3. Step 3: Cross multiply
    5,355.96x = 8,033.20 × 1,658.28
  4. Step 4: Simplify right side
    5,355.96x = 13,321,294.90
  5. Step 5: Solve for x
    x = 13,321,294.90/5,355.96
  6. Step 6: Final answer
    x = 2,487.19

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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.