Home / 4,038.85-5,573.67-2,221.95

Finding the Fourth Proportional to 4,038.85, 5,573.67 and 2,221.95

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Solution

The fourth proportional to 4,038.85, 5,573.67 and 2,221.95 is: 3,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.85 : 5,573.67 = 2,221.95 : x
  2. Step 2: Convert to fraction form
    4,038.85/5,573.67 = 2,221.95/x
  3. Step 3: Cross multiply
    4,038.85x = 5,573.67 × 2,221.95
  4. Step 4: Simplify right side
    4,038.85x = 12,384,416.06
  5. Step 5: Solve for x
    x = 12,384,416.06/4,038.85
  6. Step 6: Final answer
    x = 3,066.32

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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.