Home / 7,110.93-10,666.43-1,845.57

Finding the Fourth Proportional to 7,110.93, 10,666.43 and 1,845.57

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Solution

The fourth proportional to 7,110.93, 10,666.43 and 1,845.57 is: 2,768.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.93 : 10,666.43 = 1,845.57 : x
  2. Step 2: Convert to fraction form
    7,110.93/10,666.43 = 1,845.57/x
  3. Step 3: Cross multiply
    7,110.93x = 10,666.43 × 1,845.57
  4. Step 4: Simplify right side
    7,110.93x = 19,685,643.22
  5. Step 5: Solve for x
    x = 19,685,643.22/7,110.93
  6. Step 6: Final answer
    x = 2,768.36

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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.