Home / 6,518.02-9,777.85-2,134.30

Finding the Fourth Proportional to 6,518.02, 9,777.85 and 2,134.30

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Solution

The fourth proportional to 6,518.02, 9,777.85 and 2,134.30 is: 3,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.02 : 9,777.85 = 2,134.30 : x
  2. Step 2: Convert to fraction form
    6,518.02/9,777.85 = 2,134.30/x
  3. Step 3: Cross multiply
    6,518.02x = 9,777.85 × 2,134.30
  4. Step 4: Simplify right side
    6,518.02x = 20,868,865.26
  5. Step 5: Solve for x
    x = 20,868,865.26/6,518.02
  6. Step 6: Final answer
    x = 3,201.72

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1.5x scale

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.