Home / 1,755.50-2,423.56-1,166.84

Finding the Fourth Proportional to 1,755.50, 2,423.56 and 1,166.84

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Solution

The fourth proportional to 1,755.50, 2,423.56 and 1,166.84 is: 1,610.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.50 : 2,423.56 = 1,166.84 : x
  2. Step 2: Convert to fraction form
    1,755.50/2,423.56 = 1,166.84/x
  3. Step 3: Cross multiply
    1,755.50x = 2,423.56 × 1,166.84
  4. Step 4: Simplify right side
    1,755.50x = 2,827,906.75
  5. Step 5: Solve for x
    x = 2,827,906.75/1,755.50
  6. Step 6: Final answer
    x = 1,610.88

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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.