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Finding the Fourth Proportional to 6,070.98, 8,351.61 and 4,949.45

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Solution

The fourth proportional to 6,070.98, 8,351.61 and 4,949.45 is: 6,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.98 : 8,351.61 = 4,949.45 : x
  2. Step 2: Convert to fraction form
    6,070.98/8,351.61 = 4,949.45/x
  3. Step 3: Cross multiply
    6,070.98x = 8,351.61 × 4,949.45
  4. Step 4: Simplify right side
    6,070.98x = 41,335,894.09
  5. Step 5: Solve for x
    x = 41,335,894.09/6,070.98
  6. Step 6: Final answer
    x = 6,808.77

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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.