Home / 3,317.18-4,577.72-1,825.20

Finding the Fourth Proportional to 3,317.18, 4,577.72 and 1,825.20

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Solution

The fourth proportional to 3,317.18, 4,577.72 and 1,825.20 is: 2,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.18 : 4,577.72 = 1,825.20 : x
  2. Step 2: Convert to fraction form
    3,317.18/4,577.72 = 1,825.20/x
  3. Step 3: Cross multiply
    3,317.18x = 4,577.72 × 1,825.20
  4. Step 4: Simplify right side
    3,317.18x = 8,355,262.58
  5. Step 5: Solve for x
    x = 8,355,262.58/3,317.18
  6. Step 6: Final answer
    x = 2,518.79

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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.