Home / 3,479.86-5,220.69-1,014.58

Finding the Fourth Proportional to 3,479.86, 5,220.69 and 1,014.58

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Solution

The fourth proportional to 3,479.86, 5,220.69 and 1,014.58 is: 1,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.86 : 5,220.69 = 1,014.58 : x
  2. Step 2: Convert to fraction form
    3,479.86/5,220.69 = 1,014.58/x
  3. Step 3: Cross multiply
    3,479.86x = 5,220.69 × 1,014.58
  4. Step 4: Simplify right side
    3,479.86x = 5,296,807.66
  5. Step 5: Solve for x
    x = 5,296,807.66/3,479.86
  6. Step 6: Final answer
    x = 1,522.13

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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.