Home / 5,061.92-6,985.56-2,823.98

Finding the Fourth Proportional to 5,061.92, 6,985.56 and 2,823.98

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Solution

The fourth proportional to 5,061.92, 6,985.56 and 2,823.98 is: 3,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.92 : 6,985.56 = 2,823.98 : x
  2. Step 2: Convert to fraction form
    5,061.92/6,985.56 = 2,823.98/x
  3. Step 3: Cross multiply
    5,061.92x = 6,985.56 × 2,823.98
  4. Step 4: Simplify right side
    5,061.92x = 19,727,081.73
  5. Step 5: Solve for x
    x = 19,727,081.73/5,061.92
  6. Step 6: Final answer
    x = 3,897.15

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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.