Home / 2,611.02-3,911.48-1,624.23

Finding the Fourth Proportional to 2,611.02, 3,911.48 and 1,624.23

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Solution

The fourth proportional to 2,611.02, 3,911.48 and 1,624.23 is: 2,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.02 : 3,911.48 = 1,624.23 : x
  2. Step 2: Convert to fraction form
    2,611.02/3,911.48 = 1,624.23/x
  3. Step 3: Cross multiply
    2,611.02x = 3,911.48 × 1,624.23
  4. Step 4: Simplify right side
    2,611.02x = 6,353,127.85
  5. Step 5: Solve for x
    x = 6,353,127.85/2,611.02
  6. Step 6: Final answer
    x = 2,433.20

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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.