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Finding the Fourth Proportional to 6,798.28, 9,376.05 and 4,788.35

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Solution

The fourth proportional to 6,798.28, 9,376.05 and 4,788.35 is: 6,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,798.28 : 9,376.05 = 4,788.35 : x
  2. Step 2: Convert to fraction form
    6,798.28/9,376.05 = 4,788.35/x
  3. Step 3: Cross multiply
    6,798.28x = 9,376.05 × 4,788.35
  4. Step 4: Simplify right side
    6,798.28x = 44,895,815.25
  5. Step 5: Solve for x
    x = 44,895,815.25/6,798.28
  6. Step 6: Final answer
    x = 6,604.00

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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.