Home / 4,104.60-6,157.86-1,639.32

Finding the Fourth Proportional to 4,104.60, 6,157.86 and 1,639.32

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Solution

The fourth proportional to 4,104.60, 6,157.86 and 1,639.32 is: 2,459.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.60 : 6,157.86 = 1,639.32 : x
  2. Step 2: Convert to fraction form
    4,104.60/6,157.86 = 1,639.32/x
  3. Step 3: Cross multiply
    4,104.60x = 6,157.86 × 1,639.32
  4. Step 4: Simplify right side
    4,104.60x = 10,094,703.06
  5. Step 5: Solve for x
    x = 10,094,703.06/4,104.60
  6. Step 6: Final answer
    x = 2,459.36

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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.