Home / 5,653.26-7,801.89-3,135.60

Finding the Fourth Proportional to 5,653.26, 7,801.89 and 3,135.60

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Solution

The fourth proportional to 5,653.26, 7,801.89 and 3,135.60 is: 4,327.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.26 : 7,801.89 = 3,135.60 : x
  2. Step 2: Convert to fraction form
    5,653.26/7,801.89 = 3,135.60/x
  3. Step 3: Cross multiply
    5,653.26x = 7,801.89 × 3,135.60
  4. Step 4: Simplify right side
    5,653.26x = 24,463,606.28
  5. Step 5: Solve for x
    x = 24,463,606.28/5,653.26
  6. Step 6: Final answer
    x = 4,327.34

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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.