Home / 5,701.29-7,870.19-3,463.89

Finding the Fourth Proportional to 5,701.29, 7,870.19 and 3,463.89

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Solution

The fourth proportional to 5,701.29, 7,870.19 and 3,463.89 is: 4,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.29 : 7,870.19 = 3,463.89 : x
  2. Step 2: Convert to fraction form
    5,701.29/7,870.19 = 3,463.89/x
  3. Step 3: Cross multiply
    5,701.29x = 7,870.19 × 3,463.89
  4. Step 4: Simplify right side
    5,701.29x = 27,261,455.12
  5. Step 5: Solve for x
    x = 27,261,455.12/5,701.29
  6. Step 6: Final answer
    x = 4,781.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.