Home / 7,568.96-10,445.52-4,211.80

Finding the Fourth Proportional to 7,568.96, 10,445.52 and 4,211.80

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Solution

The fourth proportional to 7,568.96, 10,445.52 and 4,211.80 is: 5,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.96 : 10,445.52 = 4,211.80 : x
  2. Step 2: Convert to fraction form
    7,568.96/10,445.52 = 4,211.80/x
  3. Step 3: Cross multiply
    7,568.96x = 10,445.52 × 4,211.80
  4. Step 4: Simplify right side
    7,568.96x = 43,994,441.14
  5. Step 5: Solve for x
    x = 43,994,441.14/7,568.96
  6. Step 6: Final answer
    x = 5,812.48

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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.