Home / 9,703.04-13,383.23-5,721.33

Finding the Fourth Proportional to 9,703.04, 13,383.23 and 5,721.33

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Solution

The fourth proportional to 9,703.04, 13,383.23 and 5,721.33 is: 7,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,703.04 : 13,383.23 = 5,721.33 : x
  2. Step 2: Convert to fraction form
    9,703.04/13,383.23 = 5,721.33/x
  3. Step 3: Cross multiply
    9,703.04x = 13,383.23 × 5,721.33
  4. Step 4: Simplify right side
    9,703.04x = 76,569,896.88
  5. Step 5: Solve for x
    x = 76,569,896.88/9,703.04
  6. Step 6: Final answer
    x = 7,891.33

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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.