Home / 7,733.06-10,676.07-5,378.39

Finding the Fourth Proportional to 7,733.06, 10,676.07 and 5,378.39

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Solution

The fourth proportional to 7,733.06, 10,676.07 and 5,378.39 is: 7,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,733.06 : 10,676.07 = 5,378.39 : x
  2. Step 2: Convert to fraction form
    7,733.06/10,676.07 = 5,378.39/x
  3. Step 3: Cross multiply
    7,733.06x = 10,676.07 × 5,378.39
  4. Step 4: Simplify right side
    7,733.06x = 57,420,068.13
  5. Step 5: Solve for x
    x = 57,420,068.13/7,733.06
  6. Step 6: Final answer
    x = 7,425.27

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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.