Home / 5,292.21-7,305-3,523.57

Finding the Fourth Proportional to 5,292.21, 7,305 and 3,523.57

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Solution

The fourth proportional to 5,292.21, 7,305 and 3,523.57 is: 4,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.21 : 7,305 = 3,523.57 : x
  2. Step 2: Convert to fraction form
    5,292.21/7,305 = 3,523.57/x
  3. Step 3: Cross multiply
    5,292.21x = 7,305 × 3,523.57
  4. Step 4: Simplify right side
    5,292.21x = 25,739,678.85
  5. Step 5: Solve for x
    x = 25,739,678.85/5,292.21
  6. Step 6: Final answer
    x = 4,863.69

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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.