Home / 2,110.90-2,913.03-1,166.68

Finding the Fourth Proportional to 2,110.90, 2,913.03 and 1,166.68

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Solution

The fourth proportional to 2,110.90, 2,913.03 and 1,166.68 is: 1,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.90 : 2,913.03 = 1,166.68 : x
  2. Step 2: Convert to fraction form
    2,110.90/2,913.03 = 1,166.68/x
  3. Step 3: Cross multiply
    2,110.90x = 2,913.03 × 1,166.68
  4. Step 4: Simplify right side
    2,110.90x = 3,398,573.84
  5. Step 5: Solve for x
    x = 3,398,573.84/2,110.90
  6. Step 6: Final answer
    x = 1,610.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.