Home / 4,173.23-6,259.98-1,980.83

Finding the Fourth Proportional to 4,173.23, 6,259.98 and 1,980.83

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Solution

The fourth proportional to 4,173.23, 6,259.98 and 1,980.83 is: 2,971.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.23 : 6,259.98 = 1,980.83 : x
  2. Step 2: Convert to fraction form
    4,173.23/6,259.98 = 1,980.83/x
  3. Step 3: Cross multiply
    4,173.23x = 6,259.98 × 1,980.83
  4. Step 4: Simplify right side
    4,173.23x = 12,399,956.18
  5. Step 5: Solve for x
    x = 12,399,956.18/4,173.23
  6. Step 6: Final answer
    x = 2,971.31

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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.