Home / 7,484.86-11,225.04-2,290.60

Finding the Fourth Proportional to 7,484.86, 11,225.04 and 2,290.60

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Solution

The fourth proportional to 7,484.86, 11,225.04 and 2,290.60 is: 3,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.86 : 11,225.04 = 2,290.60 : x
  2. Step 2: Convert to fraction form
    7,484.86/11,225.04 = 2,290.60/x
  3. Step 3: Cross multiply
    7,484.86x = 11,225.04 × 2,290.60
  4. Step 4: Simplify right side
    7,484.86x = 25,712,076.62
  5. Step 5: Solve for x
    x = 25,712,076.62/7,484.86
  6. Step 6: Final answer
    x = 3,435.21

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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.