Home / 9,323.26-12,865.85-5,074.40

Finding the Fourth Proportional to 9,323.26, 12,865.85 and 5,074.40

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Solution

The fourth proportional to 9,323.26, 12,865.85 and 5,074.40 is: 7,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.26 : 12,865.85 = 5,074.40 : x
  2. Step 2: Convert to fraction form
    9,323.26/12,865.85 = 5,074.40/x
  3. Step 3: Cross multiply
    9,323.26x = 12,865.85 × 5,074.40
  4. Step 4: Simplify right side
    9,323.26x = 65,286,469.24
  5. Step 5: Solve for x
    x = 65,286,469.24/9,323.26
  6. Step 6: Final answer
    x = 7,002.54

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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.