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Finding the Fourth Proportional to 6,124.84, 9,181.41 and 1,962.16

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Solution

The fourth proportional to 6,124.84, 9,181.41 and 1,962.16 is: 2,941.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.84 : 9,181.41 = 1,962.16 : x
  2. Step 2: Convert to fraction form
    6,124.84/9,181.41 = 1,962.16/x
  3. Step 3: Cross multiply
    6,124.84x = 9,181.41 × 1,962.16
  4. Step 4: Simplify right side
    6,124.84x = 18,015,395.45
  5. Step 5: Solve for x
    x = 18,015,395.45/6,124.84
  6. Step 6: Final answer
    x = 2,941.37

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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.