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Finding the Fourth Proportional to 6,476.84, 9,715.46 and 2,094.32

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Solution

The fourth proportional to 6,476.84, 9,715.46 and 2,094.32 is: 3,141.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476.84 : 9,715.46 = 2,094.32 : x
  2. Step 2: Convert to fraction form
    6,476.84/9,715.46 = 2,094.32/x
  3. Step 3: Cross multiply
    6,476.84x = 9,715.46 × 2,094.32
  4. Step 4: Simplify right side
    6,476.84x = 20,347,282.19
  5. Step 5: Solve for x
    x = 20,347,282.19/6,476.84
  6. Step 6: Final answer
    x = 3,141.54

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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.