Home / 2,539.09-3,504.32-1,477.48

Finding the Fourth Proportional to 2,539.09, 3,504.32 and 1,477.48

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Solution

The fourth proportional to 2,539.09, 3,504.32 and 1,477.48 is: 2,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.09 : 3,504.32 = 1,477.48 : x
  2. Step 2: Convert to fraction form
    2,539.09/3,504.32 = 1,477.48/x
  3. Step 3: Cross multiply
    2,539.09x = 3,504.32 × 1,477.48
  4. Step 4: Simplify right side
    2,539.09x = 5,177,546.57
  5. Step 5: Solve for x
    x = 5,177,546.57/2,539.09
  6. Step 6: Final answer
    x = 2,039.14

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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.