Home / 9,841.75-13,581.45-5,365.54

Finding the Fourth Proportional to 9,841.75, 13,581.45 and 5,365.54

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Solution

The fourth proportional to 9,841.75, 13,581.45 and 5,365.54 is: 7,404.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841.75 : 13,581.45 = 5,365.54 : x
  2. Step 2: Convert to fraction form
    9,841.75/13,581.45 = 5,365.54/x
  3. Step 3: Cross multiply
    9,841.75x = 13,581.45 × 5,365.54
  4. Step 4: Simplify right side
    9,841.75x = 72,871,813.23
  5. Step 5: Solve for x
    x = 72,871,813.23/9,841.75
  6. Step 6: Final answer
    x = 7,404.36

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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.