Home / 7,568.46-10,443.86-4,211.28

Finding the Fourth Proportional to 7,568.46, 10,443.86 and 4,211.28

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Solution

The fourth proportional to 7,568.46, 10,443.86 and 4,211.28 is: 5,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.46 : 10,443.86 = 4,211.28 : x
  2. Step 2: Convert to fraction form
    7,568.46/10,443.86 = 4,211.28/x
  3. Step 3: Cross multiply
    7,568.46x = 10,443.86 × 4,211.28
  4. Step 4: Simplify right side
    7,568.46x = 43,982,018.74
  5. Step 5: Solve for x
    x = 43,982,018.74/7,568.46
  6. Step 6: Final answer
    x = 5,811.22

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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.