Home / 7,628.98-11,397.23-4,833.28

Finding the Fourth Proportional to 7,628.98, 11,397.23 and 4,833.28

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Solution

The fourth proportional to 7,628.98, 11,397.23 and 4,833.28 is: 7,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.98 : 11,397.23 = 4,833.28 : x
  2. Step 2: Convert to fraction form
    7,628.98/11,397.23 = 4,833.28/x
  3. Step 3: Cross multiply
    7,628.98x = 11,397.23 × 4,833.28
  4. Step 4: Simplify right side
    7,628.98x = 55,086,003.81
  5. Step 5: Solve for x
    x = 55,086,003.81/7,628.98
  6. Step 6: Final answer
    x = 7,220.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.