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Finding the Fourth Proportional to 6,208.92, 9,312.84 and 2,922.84

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Solution

The fourth proportional to 6,208.92, 9,312.84 and 2,922.84 is: 4,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.92 : 9,312.84 = 2,922.84 : x
  2. Step 2: Convert to fraction form
    6,208.92/9,312.84 = 2,922.84/x
  3. Step 3: Cross multiply
    6,208.92x = 9,312.84 × 2,922.84
  4. Step 4: Simplify right side
    6,208.92x = 27,219,941.27
  5. Step 5: Solve for x
    x = 27,219,941.27/6,208.92
  6. Step 6: Final answer
    x = 4,384.01

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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.