Home / 4,611.99-6,921.31-1,837.05

Finding the Fourth Proportional to 4,611.99, 6,921.31 and 1,837.05

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Solution

The fourth proportional to 4,611.99, 6,921.31 and 1,837.05 is: 2,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.99 : 6,921.31 = 1,837.05 : x
  2. Step 2: Convert to fraction form
    4,611.99/6,921.31 = 1,837.05/x
  3. Step 3: Cross multiply
    4,611.99x = 6,921.31 × 1,837.05
  4. Step 4: Simplify right side
    4,611.99x = 12,714,809.31
  5. Step 5: Solve for x
    x = 12,714,809.31/4,611.99
  6. Step 6: Final answer
    x = 2,756.90

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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.