Home / 3,114.08-4,297.74-1,716.92

Finding the Fourth Proportional to 3,114.08, 4,297.74 and 1,716.92

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Solution

The fourth proportional to 3,114.08, 4,297.74 and 1,716.92 is: 2,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.08 : 4,297.74 = 1,716.92 : x
  2. Step 2: Convert to fraction form
    3,114.08/4,297.74 = 1,716.92/x
  3. Step 3: Cross multiply
    3,114.08x = 4,297.74 × 1,716.92
  4. Step 4: Simplify right side
    3,114.08x = 7,378,875.76
  5. Step 5: Solve for x
    x = 7,378,875.76/3,114.08
  6. Step 6: Final answer
    x = 2,369.52

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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.