Home / 3,317.99-4,578.60-1,901.68

Finding the Fourth Proportional to 3,317.99, 4,578.60 and 1,901.68

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Solution

The fourth proportional to 3,317.99, 4,578.60 and 1,901.68 is: 2,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317.99 : 4,578.60 = 1,901.68 : x
  2. Step 2: Convert to fraction form
    3,317.99/4,578.60 = 1,901.68/x
  3. Step 3: Cross multiply
    3,317.99x = 4,578.60 × 1,901.68
  4. Step 4: Simplify right side
    3,317.99x = 8,707,032.05
  5. Step 5: Solve for x
    x = 8,707,032.05/3,317.99
  6. Step 6: Final answer
    x = 2,624.19

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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.