Home / 3,316.32-4,576.74-2,195.31

Finding the Fourth Proportional to 3,316.32, 4,576.74 and 2,195.31

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Solution

The fourth proportional to 3,316.32, 4,576.74 and 2,195.31 is: 3,029.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.32 : 4,576.74 = 2,195.31 : x
  2. Step 2: Convert to fraction form
    3,316.32/4,576.74 = 2,195.31/x
  3. Step 3: Cross multiply
    3,316.32x = 4,576.74 × 2,195.31
  4. Step 4: Simplify right side
    3,316.32x = 10,047,363.09
  5. Step 5: Solve for x
    x = 10,047,363.09/3,316.32
  6. Step 6: Final answer
    x = 3,029.67

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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.