Home / 5,658.58-8,487.33-1,762.75

Finding the Fourth Proportional to 5,658.58, 8,487.33 and 1,762.75

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Solution

The fourth proportional to 5,658.58, 8,487.33 and 1,762.75 is: 2,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658.58 : 8,487.33 = 1,762.75 : x
  2. Step 2: Convert to fraction form
    5,658.58/8,487.33 = 1,762.75/x
  3. Step 3: Cross multiply
    5,658.58x = 8,487.33 × 1,762.75
  4. Step 4: Simplify right side
    5,658.58x = 14,961,040.96
  5. Step 5: Solve for x
    x = 14,961,040.96/5,658.58
  6. Step 6: Final answer
    x = 2,643.96

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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.