Home / 6,107.34-8,428.22-3,312.84

Finding the Fourth Proportional to 6,107.34, 8,428.22 and 3,312.84

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Solution

The fourth proportional to 6,107.34, 8,428.22 and 3,312.84 is: 4,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.34 : 8,428.22 = 3,312.84 : x
  2. Step 2: Convert to fraction form
    6,107.34/8,428.22 = 3,312.84/x
  3. Step 3: Cross multiply
    6,107.34x = 8,428.22 × 3,312.84
  4. Step 4: Simplify right side
    6,107.34x = 27,921,344.34
  5. Step 5: Solve for x
    x = 27,921,344.34/6,107.34
  6. Step 6: Final answer
    x = 4,571.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.