Home / 8,271.09-11,414.12-4,734.30

Finding the Fourth Proportional to 8,271.09, 11,414.12 and 4,734.30

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Solution

The fourth proportional to 8,271.09, 11,414.12 and 4,734.30 is: 6,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271.09 : 11,414.12 = 4,734.30 : x
  2. Step 2: Convert to fraction form
    8,271.09/11,414.12 = 4,734.30/x
  3. Step 3: Cross multiply
    8,271.09x = 11,414.12 × 4,734.30
  4. Step 4: Simplify right side
    8,271.09x = 54,037,844.64
  5. Step 5: Solve for x
    x = 54,037,844.64/8,271.09
  6. Step 6: Final answer
    x = 6,533.34

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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.