Home / 7,926.42-10,938.61-4,341.43

Finding the Fourth Proportional to 7,926.42, 10,938.61 and 4,341.43

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Solution

The fourth proportional to 7,926.42, 10,938.61 and 4,341.43 is: 5,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.42 : 10,938.61 = 4,341.43 : x
  2. Step 2: Convert to fraction form
    7,926.42/10,938.61 = 4,341.43/x
  3. Step 3: Cross multiply
    7,926.42x = 10,938.61 × 4,341.43
  4. Step 4: Simplify right side
    7,926.42x = 47,489,209.61
  5. Step 5: Solve for x
    x = 47,489,209.61/7,926.42
  6. Step 6: Final answer
    x = 5,991.26

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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.