Home / 6,645.12-9,969.51-2,693.94

Finding the Fourth Proportional to 6,645.12, 9,969.51 and 2,693.94

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Solution

The fourth proportional to 6,645.12, 9,969.51 and 2,693.94 is: 4,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.12 : 9,969.51 = 2,693.94 : x
  2. Step 2: Convert to fraction form
    6,645.12/9,969.51 = 2,693.94/x
  3. Step 3: Cross multiply
    6,645.12x = 9,969.51 × 2,693.94
  4. Step 4: Simplify right side
    6,645.12x = 26,857,261.77
  5. Step 5: Solve for x
    x = 26,857,261.77/6,645.12
  6. Step 6: Final answer
    x = 4,041.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.