Home / 7,749.58-11,628.96-3,070.06

Finding the Fourth Proportional to 7,749.58, 11,628.96 and 3,070.06

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Solution

The fourth proportional to 7,749.58, 11,628.96 and 3,070.06 is: 4,606.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.58 : 11,628.96 = 3,070.06 : x
  2. Step 2: Convert to fraction form
    7,749.58/11,628.96 = 3,070.06/x
  3. Step 3: Cross multiply
    7,749.58x = 11,628.96 × 3,070.06
  4. Step 4: Simplify right side
    7,749.58x = 35,701,604.94
  5. Step 5: Solve for x
    x = 35,701,604.94/7,749.58
  6. Step 6: Final answer
    x = 4,606.91

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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.