Home / 1,761.15-2,629.23-1,566.75

Finding the Fourth Proportional to 1,761.15, 2,629.23 and 1,566.75

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Solution

The fourth proportional to 1,761.15, 2,629.23 and 1,566.75 is: 2,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761.15 : 2,629.23 = 1,566.75 : x
  2. Step 2: Convert to fraction form
    1,761.15/2,629.23 = 1,566.75/x
  3. Step 3: Cross multiply
    1,761.15x = 2,629.23 × 1,566.75
  4. Step 4: Simplify right side
    1,761.15x = 4,119,346.10
  5. Step 5: Solve for x
    x = 4,119,346.10/1,761.15
  6. Step 6: Final answer
    x = 2,339.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.