Home / 2,950.55-4,068.66-2,203.32

Finding the Fourth Proportional to 2,950.55, 4,068.66 and 2,203.32

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Solution

The fourth proportional to 2,950.55, 4,068.66 and 2,203.32 is: 3,038.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.55 : 4,068.66 = 2,203.32 : x
  2. Step 2: Convert to fraction form
    2,950.55/4,068.66 = 2,203.32/x
  3. Step 3: Cross multiply
    2,950.55x = 4,068.66 × 2,203.32
  4. Step 4: Simplify right side
    2,950.55x = 8,964,559.95
  5. Step 5: Solve for x
    x = 8,964,559.95/2,950.55
  6. Step 6: Final answer
    x = 3,038.27

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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.