Home / 3,657.06-5,485.77-1,060.05

Finding the Fourth Proportional to 3,657.06, 5,485.77 and 1,060.05

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Solution

The fourth proportional to 3,657.06, 5,485.77 and 1,060.05 is: 1,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.06 : 5,485.77 = 1,060.05 : x
  2. Step 2: Convert to fraction form
    3,657.06/5,485.77 = 1,060.05/x
  3. Step 3: Cross multiply
    3,657.06x = 5,485.77 × 1,060.05
  4. Step 4: Simplify right side
    3,657.06x = 5,815,190.49
  5. Step 5: Solve for x
    x = 5,815,190.49/3,657.06
  6. Step 6: Final answer
    x = 1,590.13

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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.