Home / 9,675.24-13,351.98-5,427.24

Finding the Fourth Proportional to 9,675.24, 13,351.98 and 5,427.24

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Solution

The fourth proportional to 9,675.24, 13,351.98 and 5,427.24 is: 7,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.24 : 13,351.98 = 5,427.24 : x
  2. Step 2: Convert to fraction form
    9,675.24/13,351.98 = 5,427.24/x
  3. Step 3: Cross multiply
    9,675.24x = 13,351.98 × 5,427.24
  4. Step 4: Simplify right side
    9,675.24x = 72,464,419.75
  5. Step 5: Solve for x
    x = 72,464,419.75/9,675.24
  6. Step 6: Final answer
    x = 7,489.68

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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.