Home / 2,116.02-3,173.99-576.98

Finding the Fourth Proportional to 2,116.02, 3,173.99 and 576.98

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Solution

The fourth proportional to 2,116.02, 3,173.99 and 576.98 is: 865.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116.02 : 3,173.99 = 576.98 : x
  2. Step 2: Convert to fraction form
    2,116.02/3,173.99 = 576.98/x
  3. Step 3: Cross multiply
    2,116.02x = 3,173.99 × 576.98
  4. Step 4: Simplify right side
    2,116.02x = 1,831,328.75
  5. Step 5: Solve for x
    x = 1,831,328.75/2,116.02
  6. Step 6: Final answer
    x = 865.46

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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.