Home / 7,748.06-11,615.56-3,362.22

Finding the Fourth Proportional to 7,748.06, 11,615.56 and 3,362.22

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Solution

The fourth proportional to 7,748.06, 11,615.56 and 3,362.22 is: 5,040.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748.06 : 11,615.56 = 3,362.22 : x
  2. Step 2: Convert to fraction form
    7,748.06/11,615.56 = 3,362.22/x
  3. Step 3: Cross multiply
    7,748.06x = 11,615.56 × 3,362.22
  4. Step 4: Simplify right side
    7,748.06x = 39,054,068.14
  5. Step 5: Solve for x
    x = 39,054,068.14/7,748.06
  6. Step 6: Final answer
    x = 5,040.50

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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.