Home / 2,796.50-4,194.76-1,130.60

Finding the Fourth Proportional to 2,796.50, 4,194.76 and 1,130.60

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Solution

The fourth proportional to 2,796.50, 4,194.76 and 1,130.60 is: 1,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.50 : 4,194.76 = 1,130.60 : x
  2. Step 2: Convert to fraction form
    2,796.50/4,194.76 = 1,130.60/x
  3. Step 3: Cross multiply
    2,796.50x = 4,194.76 × 1,130.60
  4. Step 4: Simplify right side
    2,796.50x = 4,742,595.66
  5. Step 5: Solve for x
    x = 4,742,595.66/2,796.50
  6. Step 6: Final answer
    x = 1,695.90

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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.