Home / 5,705.44-8,558.46-1,810.15

Finding the Fourth Proportional to 5,705.44, 8,558.46 and 1,810.15

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Solution

The fourth proportional to 5,705.44, 8,558.46 and 1,810.15 is: 2,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.44 : 8,558.46 = 1,810.15 : x
  2. Step 2: Convert to fraction form
    5,705.44/8,558.46 = 1,810.15/x
  3. Step 3: Cross multiply
    5,705.44x = 8,558.46 × 1,810.15
  4. Step 4: Simplify right side
    5,705.44x = 15,492,074.97
  5. Step 5: Solve for x
    x = 15,492,074.97/5,705.44
  6. Step 6: Final answer
    x = 2,715.32

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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.