Home / 5,653.54-7,801.88-3,135.67

Finding the Fourth Proportional to 5,653.54, 7,801.88 and 3,135.67

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Solution

The fourth proportional to 5,653.54, 7,801.88 and 3,135.67 is: 4,327.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.54 : 7,801.88 = 3,135.67 : x
  2. Step 2: Convert to fraction form
    5,653.54/7,801.88 = 3,135.67/x
  3. Step 3: Cross multiply
    5,653.54x = 7,801.88 × 3,135.67
  4. Step 4: Simplify right side
    5,653.54x = 24,464,147.40
  5. Step 5: Solve for x
    x = 24,464,147.40/5,653.54
  6. Step 6: Final answer
    x = 4,327.23

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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.