Home / 7,933.80-11,927.70-6,483.48

Finding the Fourth Proportional to 7,933.80, 11,927.70 and 6,483.48

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Solution

The fourth proportional to 7,933.80, 11,927.70 and 6,483.48 is: 9,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.80 : 11,927.70 = 6,483.48 : x
  2. Step 2: Convert to fraction form
    7,933.80/11,927.70 = 6,483.48/x
  3. Step 3: Cross multiply
    7,933.80x = 11,927.70 × 6,483.48
  4. Step 4: Simplify right side
    7,933.80x = 77,333,004.40
  5. Step 5: Solve for x
    x = 77,333,004.40/7,933.80
  6. Step 6: Final answer
    x = 9,747.28

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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.