Home / 7,085.23-10,629.26-3,969.66

Finding the Fourth Proportional to 7,085.23, 10,629.26 and 3,969.66

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Solution

The fourth proportional to 7,085.23, 10,629.26 and 3,969.66 is: 5,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.23 : 10,629.26 = 3,969.66 : x
  2. Step 2: Convert to fraction form
    7,085.23/10,629.26 = 3,969.66/x
  3. Step 3: Cross multiply
    7,085.23x = 10,629.26 × 3,969.66
  4. Step 4: Simplify right side
    7,085.23x = 42,194,548.25
  5. Step 5: Solve for x
    x = 42,194,548.25/7,085.23
  6. Step 6: Final answer
    x = 5,955.28

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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.