Home / 5,344.02-7,374.71-2,986.14

Finding the Fourth Proportional to 5,344.02, 7,374.71 and 2,986.14

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Solution

The fourth proportional to 5,344.02, 7,374.71 and 2,986.14 is: 4,120.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.02 : 7,374.71 = 2,986.14 : x
  2. Step 2: Convert to fraction form
    5,344.02/7,374.71 = 2,986.14/x
  3. Step 3: Cross multiply
    5,344.02x = 7,374.71 × 2,986.14
  4. Step 4: Simplify right side
    5,344.02x = 22,021,887.11
  5. Step 5: Solve for x
    x = 22,021,887.11/5,344.02
  6. Step 6: Final answer
    x = 4,120.85

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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.