Home / 3,328.48-4,993.26-1,869.40

Finding the Fourth Proportional to 3,328.48, 4,993.26 and 1,869.40

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Solution

The fourth proportional to 3,328.48, 4,993.26 and 1,869.40 is: 2,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.48 : 4,993.26 = 1,869.40 : x
  2. Step 2: Convert to fraction form
    3,328.48/4,993.26 = 1,869.40/x
  3. Step 3: Cross multiply
    3,328.48x = 4,993.26 × 1,869.40
  4. Step 4: Simplify right side
    3,328.48x = 9,334,400.24
  5. Step 5: Solve for x
    x = 9,334,400.24/3,328.48
  6. Step 6: Final answer
    x = 2,804.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.