Home / 9,274.43-12,798.44-5,294.77

Finding the Fourth Proportional to 9,274.43, 12,798.44 and 5,294.77

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Solution

The fourth proportional to 9,274.43, 12,798.44 and 5,294.77 is: 7,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.43 : 12,798.44 = 5,294.77 : x
  2. Step 2: Convert to fraction form
    9,274.43/12,798.44 = 5,294.77/x
  3. Step 3: Cross multiply
    9,274.43x = 12,798.44 × 5,294.77
  4. Step 4: Simplify right side
    9,274.43x = 67,764,757.54
  5. Step 5: Solve for x
    x = 67,764,757.54/9,274.43
  6. Step 6: Final answer
    x = 7,306.62

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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.