Home / 5,431.92-7,495.60-3,073.60

Finding the Fourth Proportional to 5,431.92, 7,495.60 and 3,073.60

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Solution

The fourth proportional to 5,431.92, 7,495.60 and 3,073.60 is: 4,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.92 : 7,495.60 = 3,073.60 : x
  2. Step 2: Convert to fraction form
    5,431.92/7,495.60 = 3,073.60/x
  3. Step 3: Cross multiply
    5,431.92x = 7,495.60 × 3,073.60
  4. Step 4: Simplify right side
    5,431.92x = 23,038,476.16
  5. Step 5: Solve for x
    x = 23,038,476.16/5,431.92
  6. Step 6: Final answer
    x = 4,241.31

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1.5x scale

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.