Home / 3,637.80-5,440.23-2,804.70

Finding the Fourth Proportional to 3,637.80, 5,440.23 and 2,804.70

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Solution

The fourth proportional to 3,637.80, 5,440.23 and 2,804.70 is: 4,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.80 : 5,440.23 = 2,804.70 : x
  2. Step 2: Convert to fraction form
    3,637.80/5,440.23 = 2,804.70/x
  3. Step 3: Cross multiply
    3,637.80x = 5,440.23 × 2,804.70
  4. Step 4: Simplify right side
    3,637.80x = 15,258,213.08
  5. Step 5: Solve for x
    x = 15,258,213.08/3,637.80
  6. Step 6: Final answer
    x = 4,194.35

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1.5x scale

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.