Home / 2,317.60-3,477.12-2,072.56

Finding the Fourth Proportional to 2,317.60, 3,477.12 and 2,072.56

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Solution

The fourth proportional to 2,317.60, 3,477.12 and 2,072.56 is: 3,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317.60 : 3,477.12 = 2,072.56 : x
  2. Step 2: Convert to fraction form
    2,317.60/3,477.12 = 2,072.56/x
  3. Step 3: Cross multiply
    2,317.60x = 3,477.12 × 2,072.56
  4. Step 4: Simplify right side
    2,317.60x = 7,206,539.83
  5. Step 5: Solve for x
    x = 7,206,539.83/2,317.60
  6. Step 6: Final answer
    x = 3,109.48

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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.