Home / 7,973.07-11,965.76-5,628.05

Finding the Fourth Proportional to 7,973.07, 11,965.76 and 5,628.05

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Solution

The fourth proportional to 7,973.07, 11,965.76 and 5,628.05 is: 8,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.07 : 11,965.76 = 5,628.05 : x
  2. Step 2: Convert to fraction form
    7,973.07/11,965.76 = 5,628.05/x
  3. Step 3: Cross multiply
    7,973.07x = 11,965.76 × 5,628.05
  4. Step 4: Simplify right side
    7,973.07x = 67,343,873.58
  5. Step 5: Solve for x
    x = 67,343,873.58/7,973.07
  6. Step 6: Final answer
    x = 8,446.42

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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.