Home / 7,926.20-10,938.31-4,568.45

Finding the Fourth Proportional to 7,926.20, 10,938.31 and 4,568.45

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Solution

The fourth proportional to 7,926.20, 10,938.31 and 4,568.45 is: 6,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.20 : 10,938.31 = 4,568.45 : x
  2. Step 2: Convert to fraction form
    7,926.20/10,938.31 = 4,568.45/x
  3. Step 3: Cross multiply
    7,926.20x = 10,938.31 × 4,568.45
  4. Step 4: Simplify right side
    7,926.20x = 49,971,138.24
  5. Step 5: Solve for x
    x = 49,971,138.24/7,926.20
  6. Step 6: Final answer
    x = 6,304.56

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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.