Home / 3,219.01-4,440.63-2,038.03

Finding the Fourth Proportional to 3,219.01, 4,440.63 and 2,038.03

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Solution

The fourth proportional to 3,219.01, 4,440.63 and 2,038.03 is: 2,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.01 : 4,440.63 = 2,038.03 : x
  2. Step 2: Convert to fraction form
    3,219.01/4,440.63 = 2,038.03/x
  3. Step 3: Cross multiply
    3,219.01x = 4,440.63 × 2,038.03
  4. Step 4: Simplify right side
    3,219.01x = 9,050,137.16
  5. Step 5: Solve for x
    x = 9,050,137.16/3,219.01
  6. Step 6: Final answer
    x = 2,811.47

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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.