Home / 8,274.07-11,417.92-4,734.78

Finding the Fourth Proportional to 8,274.07, 11,417.92 and 4,734.78

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Solution

The fourth proportional to 8,274.07, 11,417.92 and 4,734.78 is: 6,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.07 : 11,417.92 = 4,734.78 : x
  2. Step 2: Convert to fraction form
    8,274.07/11,417.92 = 4,734.78/x
  3. Step 3: Cross multiply
    8,274.07x = 11,417.92 × 4,734.78
  4. Step 4: Simplify right side
    8,274.07x = 54,061,339.26
  5. Step 5: Solve for x
    x = 54,061,339.26/8,274.07
  6. Step 6: Final answer
    x = 6,533.83

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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.