Home / 6,631.09-9,945.53-1,950.56

Finding the Fourth Proportional to 6,631.09, 9,945.53 and 1,950.56

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Solution

The fourth proportional to 6,631.09, 9,945.53 and 1,950.56 is: 2,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631.09 : 9,945.53 = 1,950.56 : x
  2. Step 2: Convert to fraction form
    6,631.09/9,945.53 = 1,950.56/x
  3. Step 3: Cross multiply
    6,631.09x = 9,945.53 × 1,950.56
  4. Step 4: Simplify right side
    6,631.09x = 19,399,321.13
  5. Step 5: Solve for x
    x = 19,399,321.13/6,631.09
  6. Step 6: Final answer
    x = 2,925.51

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1.5x scale

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.