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Finding the Fourth Proportional to 4,895.06, 7,341.06 and 3,137.60

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Solution

The fourth proportional to 4,895.06, 7,341.06 and 3,137.60 is: 4,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.06 : 7,341.06 = 3,137.60 : x
  2. Step 2: Convert to fraction form
    4,895.06/7,341.06 = 3,137.60/x
  3. Step 3: Cross multiply
    4,895.06x = 7,341.06 × 3,137.60
  4. Step 4: Simplify right side
    4,895.06x = 23,033,309.86
  5. Step 5: Solve for x
    x = 23,033,309.86/4,895.06
  6. Step 6: Final answer
    x = 4,705.42

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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.