Home / 5,270.60-7,273.23-3,505.40

Finding the Fourth Proportional to 5,270.60, 7,273.23 and 3,505.40

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Solution

The fourth proportional to 5,270.60, 7,273.23 and 3,505.40 is: 4,837.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.60 : 7,273.23 = 3,505.40 : x
  2. Step 2: Convert to fraction form
    5,270.60/7,273.23 = 3,505.40/x
  3. Step 3: Cross multiply
    5,270.60x = 7,273.23 × 3,505.40
  4. Step 4: Simplify right side
    5,270.60x = 25,495,544.08
  5. Step 5: Solve for x
    x = 25,495,544.08/5,270.60
  6. Step 6: Final answer
    x = 4,837.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.