Home / 7,568.31-10,444.23-4,211.40

Finding the Fourth Proportional to 7,568.31, 10,444.23 and 4,211.40

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Solution

The fourth proportional to 7,568.31, 10,444.23 and 4,211.40 is: 5,811.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.31 : 10,444.23 = 4,211.40 : x
  2. Step 2: Convert to fraction form
    7,568.31/10,444.23 = 4,211.40/x
  3. Step 3: Cross multiply
    7,568.31x = 10,444.23 × 4,211.40
  4. Step 4: Simplify right side
    7,568.31x = 43,984,830.22
  5. Step 5: Solve for x
    x = 43,984,830.22/7,568.31
  6. Step 6: Final answer
    x = 5,811.71

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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.