Home / 5,214.02-7,193.55-2,974.28

Finding the Fourth Proportional to 5,214.02, 7,193.55 and 2,974.28

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Solution

The fourth proportional to 5,214.02, 7,193.55 and 2,974.28 is: 4,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.02 : 7,193.55 = 2,974.28 : x
  2. Step 2: Convert to fraction form
    5,214.02/7,193.55 = 2,974.28/x
  3. Step 3: Cross multiply
    5,214.02x = 7,193.55 × 2,974.28
  4. Step 4: Simplify right side
    5,214.02x = 21,395,631.89
  5. Step 5: Solve for x
    x = 21,395,631.89/5,214.02
  6. Step 6: Final answer
    x = 4,103.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.