Home / 4,438.53-6,120.80-3,443.45

Finding the Fourth Proportional to 4,438.53, 6,120.80 and 3,443.45

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Solution

The fourth proportional to 4,438.53, 6,120.80 and 3,443.45 is: 4,748.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.53 : 6,120.80 = 3,443.45 : x
  2. Step 2: Convert to fraction form
    4,438.53/6,120.80 = 3,443.45/x
  3. Step 3: Cross multiply
    4,438.53x = 6,120.80 × 3,443.45
  4. Step 4: Simplify right side
    4,438.53x = 21,076,668.76
  5. Step 5: Solve for x
    x = 21,076,668.76/4,438.53
  6. Step 6: Final answer
    x = 4,748.57

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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.