Home / 9,725.12-14,587.16-5,508.64

Finding the Fourth Proportional to 9,725.12, 14,587.16 and 5,508.64

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Solution

The fourth proportional to 9,725.12, 14,587.16 and 5,508.64 is: 8,262.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725.12 : 14,587.16 = 5,508.64 : x
  2. Step 2: Convert to fraction form
    9,725.12/14,587.16 = 5,508.64/x
  3. Step 3: Cross multiply
    9,725.12x = 14,587.16 × 5,508.64
  4. Step 4: Simplify right side
    9,725.12x = 80,355,413.06
  5. Step 5: Solve for x
    x = 80,355,413.06/9,725.12
  6. Step 6: Final answer
    x = 8,262.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.