Home / 2,993.54-4,130.40-1,716.83

Finding the Fourth Proportional to 2,993.54, 4,130.40 and 1,716.83

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Solution

The fourth proportional to 2,993.54, 4,130.40 and 1,716.83 is: 2,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.54 : 4,130.40 = 1,716.83 : x
  2. Step 2: Convert to fraction form
    2,993.54/4,130.40 = 1,716.83/x
  3. Step 3: Cross multiply
    2,993.54x = 4,130.40 × 1,716.83
  4. Step 4: Simplify right side
    2,993.54x = 7,091,194.63
  5. Step 5: Solve for x
    x = 7,091,194.63/2,993.54
  6. Step 6: Final answer
    x = 2,368.83

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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.