Home / 3,443.20-5,166.96-1,364.32

Finding the Fourth Proportional to 3,443.20, 5,166.96 and 1,364.32

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Solution

The fourth proportional to 3,443.20, 5,166.96 and 1,364.32 is: 2,047.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.20 : 5,166.96 = 1,364.32 : x
  2. Step 2: Convert to fraction form
    3,443.20/5,166.96 = 1,364.32/x
  3. Step 3: Cross multiply
    3,443.20x = 5,166.96 × 1,364.32
  4. Step 4: Simplify right side
    3,443.20x = 7,049,386.87
  5. Step 5: Solve for x
    x = 7,049,386.87/3,443.20
  6. Step 6: Final answer
    x = 2,047.34

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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.