Home / 7,360.63-11,039.86-2,430.43

Finding the Fourth Proportional to 7,360.63, 11,039.86 and 2,430.43

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Solution

The fourth proportional to 7,360.63, 11,039.86 and 2,430.43 is: 3,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.63 : 11,039.86 = 2,430.43 : x
  2. Step 2: Convert to fraction form
    7,360.63/11,039.86 = 2,430.43/x
  3. Step 3: Cross multiply
    7,360.63x = 11,039.86 × 2,430.43
  4. Step 4: Simplify right side
    7,360.63x = 26,831,606.94
  5. Step 5: Solve for x
    x = 26,831,606.94/7,360.63
  6. Step 6: Final answer
    x = 3,645.29

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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.