Home / 6,783.63-9,363.23-4,428.96

Finding the Fourth Proportional to 6,783.63, 9,363.23 and 4,428.96

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Solution

The fourth proportional to 6,783.63, 9,363.23 and 4,428.96 is: 6,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.63 : 9,363.23 = 4,428.96 : x
  2. Step 2: Convert to fraction form
    6,783.63/9,363.23 = 4,428.96/x
  3. Step 3: Cross multiply
    6,783.63x = 9,363.23 × 4,428.96
  4. Step 4: Simplify right side
    6,783.63x = 41,469,302.18
  5. Step 5: Solve for x
    x = 41,469,302.18/6,783.63
  6. Step 6: Final answer
    x = 6,113.15

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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.