Home / 6,817.64-10,226.46-2,921.72

Finding the Fourth Proportional to 6,817.64, 10,226.46 and 2,921.72

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Solution

The fourth proportional to 6,817.64, 10,226.46 and 2,921.72 is: 4,382.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.64 : 10,226.46 = 2,921.72 : x
  2. Step 2: Convert to fraction form
    6,817.64/10,226.46 = 2,921.72/x
  3. Step 3: Cross multiply
    6,817.64x = 10,226.46 × 2,921.72
  4. Step 4: Simplify right side
    6,817.64x = 29,878,852.71
  5. Step 5: Solve for x
    x = 29,878,852.71/6,817.64
  6. Step 6: Final answer
    x = 4,382.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.