Home / 5,558.16-8,340.48-2,270.76

Finding the Fourth Proportional to 5,558.16, 8,340.48 and 2,270.76

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Solution

The fourth proportional to 5,558.16, 8,340.48 and 2,270.76 is: 3,407.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.16 : 8,340.48 = 2,270.76 : x
  2. Step 2: Convert to fraction form
    5,558.16/8,340.48 = 2,270.76/x
  3. Step 3: Cross multiply
    5,558.16x = 8,340.48 × 2,270.76
  4. Step 4: Simplify right side
    5,558.16x = 18,939,228.36
  5. Step 5: Solve for x
    x = 18,939,228.36/5,558.16
  6. Step 6: Final answer
    x = 3,407.46

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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.