Home / 9,605.42-13,255.44-5,356.43

Finding the Fourth Proportional to 9,605.42, 13,255.44 and 5,356.43

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Solution

The fourth proportional to 9,605.42, 13,255.44 and 5,356.43 is: 7,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,605.42 : 13,255.44 = 5,356.43 : x
  2. Step 2: Convert to fraction form
    9,605.42/13,255.44 = 5,356.43/x
  3. Step 3: Cross multiply
    9,605.42x = 13,255.44 × 5,356.43
  4. Step 4: Simplify right side
    9,605.42x = 71,001,836.48
  5. Step 5: Solve for x
    x = 71,001,836.48/9,605.42
  6. Step 6: Final answer
    x = 7,391.85

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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.