Home / 9,572.82-13,211.07-5,381.34

Finding the Fourth Proportional to 9,572.82, 13,211.07 and 5,381.34

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Solution

The fourth proportional to 9,572.82, 13,211.07 and 5,381.34 is: 7,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,572.82 : 13,211.07 = 5,381.34 : x
  2. Step 2: Convert to fraction form
    9,572.82/13,211.07 = 5,381.34/x
  3. Step 3: Cross multiply
    9,572.82x = 13,211.07 × 5,381.34
  4. Step 4: Simplify right side
    9,572.82x = 71,093,259.43
  5. Step 5: Solve for x
    x = 71,093,259.43/9,572.82
  6. Step 6: Final answer
    x = 7,426.57

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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.