Home / 7,568.64-10,445.04-4,211.82

Finding the Fourth Proportional to 7,568.64, 10,445.04 and 4,211.82

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Solution

The fourth proportional to 7,568.64, 10,445.04 and 4,211.82 is: 5,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.64 : 10,445.04 = 4,211.82 : x
  2. Step 2: Convert to fraction form
    7,568.64/10,445.04 = 4,211.82/x
  3. Step 3: Cross multiply
    7,568.64x = 10,445.04 × 4,211.82
  4. Step 4: Simplify right side
    7,568.64x = 43,992,628.37
  5. Step 5: Solve for x
    x = 43,992,628.37/7,568.64
  6. Step 6: Final answer
    x = 5,812.49

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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.