Home / 4,100.32-6,150.56-1,636.32

Finding the Fourth Proportional to 4,100.32, 6,150.56 and 1,636.32

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Solution

The fourth proportional to 4,100.32, 6,150.56 and 1,636.32 is: 2,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.32 : 6,150.56 = 1,636.32 : x
  2. Step 2: Convert to fraction form
    4,100.32/6,150.56 = 1,636.32/x
  3. Step 3: Cross multiply
    4,100.32x = 6,150.56 × 1,636.32
  4. Step 4: Simplify right side
    4,100.32x = 10,064,284.34
  5. Step 5: Solve for x
    x = 10,064,284.34/4,100.32
  6. Step 6: Final answer
    x = 2,454.51

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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.