Home / 3,297.57-4,548.51-1,970.25

Finding the Fourth Proportional to 3,297.57, 4,548.51 and 1,970.25

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Solution

The fourth proportional to 3,297.57, 4,548.51 and 1,970.25 is: 2,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.57 : 4,548.51 = 1,970.25 : x
  2. Step 2: Convert to fraction form
    3,297.57/4,548.51 = 1,970.25/x
  3. Step 3: Cross multiply
    3,297.57x = 4,548.51 × 1,970.25
  4. Step 4: Simplify right side
    3,297.57x = 8,961,701.83
  5. Step 5: Solve for x
    x = 8,961,701.83/3,297.57
  6. Step 6: Final answer
    x = 2,717.67

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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.