Home / 2,501.20-3,448.60-1,837.80

Finding the Fourth Proportional to 2,501.20, 3,448.60 and 1,837.80

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Solution

The fourth proportional to 2,501.20, 3,448.60 and 1,837.80 is: 2,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.20 : 3,448.60 = 1,837.80 : x
  2. Step 2: Convert to fraction form
    2,501.20/3,448.60 = 1,837.80/x
  3. Step 3: Cross multiply
    2,501.20x = 3,448.60 × 1,837.80
  4. Step 4: Simplify right side
    2,501.20x = 6,337,837.08
  5. Step 5: Solve for x
    x = 6,337,837.08/2,501.20
  6. Step 6: Final answer
    x = 2,533.92

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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.