Home / 5,704.51-8,537.29-4,781.11

Finding the Fourth Proportional to 5,704.51, 8,537.29 and 4,781.11

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Solution

The fourth proportional to 5,704.51, 8,537.29 and 4,781.11 is: 7,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.51 : 8,537.29 = 4,781.11 : x
  2. Step 2: Convert to fraction form
    5,704.51/8,537.29 = 4,781.11/x
  3. Step 3: Cross multiply
    5,704.51x = 8,537.29 × 4,781.11
  4. Step 4: Simplify right side
    5,704.51x = 40,817,667.95
  5. Step 5: Solve for x
    x = 40,817,667.95/5,704.51
  6. Step 6: Final answer
    x = 7,155.34

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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.