Home / 5,056.38-7,587.45-1,771.92

Finding the Fourth Proportional to 5,056.38, 7,587.45 and 1,771.92

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Solution

The fourth proportional to 5,056.38, 7,587.45 and 1,771.92 is: 2,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056.38 : 7,587.45 = 1,771.92 : x
  2. Step 2: Convert to fraction form
    5,056.38/7,587.45 = 1,771.92/x
  3. Step 3: Cross multiply
    5,056.38x = 7,587.45 × 1,771.92
  4. Step 4: Simplify right side
    5,056.38x = 13,444,354.40
  5. Step 5: Solve for x
    x = 13,444,354.40/5,056.38
  6. Step 6: Final answer
    x = 2,658.89

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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.