Home / 5,777.02-7,972.23-3,259.72

Finding the Fourth Proportional to 5,777.02, 7,972.23 and 3,259.72

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Solution

The fourth proportional to 5,777.02, 7,972.23 and 3,259.72 is: 4,498.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.02 : 7,972.23 = 3,259.72 : x
  2. Step 2: Convert to fraction form
    5,777.02/7,972.23 = 3,259.72/x
  3. Step 3: Cross multiply
    5,777.02x = 7,972.23 × 3,259.72
  4. Step 4: Simplify right side
    5,777.02x = 25,987,237.58
  5. Step 5: Solve for x
    x = 25,987,237.58/5,777.02
  6. Step 6: Final answer
    x = 4,498.38

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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.