Home / 2,993.48-4,129.19-1,873.50

Finding the Fourth Proportional to 2,993.48, 4,129.19 and 1,873.50

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Solution

The fourth proportional to 2,993.48, 4,129.19 and 1,873.50 is: 2,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.48 : 4,129.19 = 1,873.50 : x
  2. Step 2: Convert to fraction form
    2,993.48/4,129.19 = 1,873.50/x
  3. Step 3: Cross multiply
    2,993.48x = 4,129.19 × 1,873.50
  4. Step 4: Simplify right side
    2,993.48x = 7,736,028.10
  5. Step 5: Solve for x
    x = 7,736,028.10/2,993.48
  6. Step 6: Final answer
    x = 2,584.30

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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.