Home / 5,990.29-8,985.04-2,479.40

Finding the Fourth Proportional to 5,990.29, 8,985.04 and 2,479.40

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Solution

The fourth proportional to 5,990.29, 8,985.04 and 2,479.40 is: 3,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.29 : 8,985.04 = 2,479.40 : x
  2. Step 2: Convert to fraction form
    5,990.29/8,985.04 = 2,479.40/x
  3. Step 3: Cross multiply
    5,990.29x = 8,985.04 × 2,479.40
  4. Step 4: Simplify right side
    5,990.29x = 22,277,481.60
  5. Step 5: Solve for x
    x = 22,277,481.60/5,990.29
  6. Step 6: Final answer
    x = 3,718.93

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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.