Home / 5,653.60-8,480.40-4,195.60

Finding the Fourth Proportional to 5,653.60, 8,480.40 and 4,195.60

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Solution

The fourth proportional to 5,653.60, 8,480.40 and 4,195.60 is: 6,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.60 : 8,480.40 = 4,195.60 : x
  2. Step 2: Convert to fraction form
    5,653.60/8,480.40 = 4,195.60/x
  3. Step 3: Cross multiply
    5,653.60x = 8,480.40 × 4,195.60
  4. Step 4: Simplify right side
    5,653.60x = 35,580,366.24
  5. Step 5: Solve for x
    x = 35,580,366.24/5,653.60
  6. Step 6: Final answer
    x = 6,293.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.