Home / 2,970.44-4,099.38-1,775.96

Finding the Fourth Proportional to 2,970.44, 4,099.38 and 1,775.96

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Solution

The fourth proportional to 2,970.44, 4,099.38 and 1,775.96 is: 2,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970.44 : 4,099.38 = 1,775.96 : x
  2. Step 2: Convert to fraction form
    2,970.44/4,099.38 = 1,775.96/x
  3. Step 3: Cross multiply
    2,970.44x = 4,099.38 × 1,775.96
  4. Step 4: Simplify right side
    2,970.44x = 7,280,334.90
  5. Step 5: Solve for x
    x = 7,280,334.90/2,970.44
  6. Step 6: Final answer
    x = 2,450.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.