Home / 6,222.84-9,312.32-3,883.94

Finding the Fourth Proportional to 6,222.84, 9,312.32 and 3,883.94

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Solution

The fourth proportional to 6,222.84, 9,312.32 and 3,883.94 is: 5,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.84 : 9,312.32 = 3,883.94 : x
  2. Step 2: Convert to fraction form
    6,222.84/9,312.32 = 3,883.94/x
  3. Step 3: Cross multiply
    6,222.84x = 9,312.32 × 3,883.94
  4. Step 4: Simplify right side
    6,222.84x = 36,168,490.21
  5. Step 5: Solve for x
    x = 36,168,490.21/6,222.84
  6. Step 6: Final answer
    x = 5,812.22

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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.