Home / 5,448.16-7,518.96-3,353.12

Finding the Fourth Proportional to 5,448.16, 7,518.96 and 3,353.12

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Solution

The fourth proportional to 5,448.16, 7,518.96 and 3,353.12 is: 4,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.16 : 7,518.96 = 3,353.12 : x
  2. Step 2: Convert to fraction form
    5,448.16/7,518.96 = 3,353.12/x
  3. Step 3: Cross multiply
    5,448.16x = 7,518.96 × 3,353.12
  4. Step 4: Simplify right side
    5,448.16x = 25,211,975.16
  5. Step 5: Solve for x
    x = 25,211,975.16/5,448.16
  6. Step 6: Final answer
    x = 4,627.61

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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.