Home / 6,868.09-9,472.44-4,629.15

Finding the Fourth Proportional to 6,868.09, 9,472.44 and 4,629.15

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Solution

The fourth proportional to 6,868.09, 9,472.44 and 4,629.15 is: 6,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.09 : 9,472.44 = 4,629.15 : x
  2. Step 2: Convert to fraction form
    6,868.09/9,472.44 = 4,629.15/x
  3. Step 3: Cross multiply
    6,868.09x = 9,472.44 × 4,629.15
  4. Step 4: Simplify right side
    6,868.09x = 43,849,362.99
  5. Step 5: Solve for x
    x = 43,849,362.99/6,868.09
  6. Step 6: Final answer
    x = 6,384.51

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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.