Home / 5,551.15-8,324.80-1,852.51

Finding the Fourth Proportional to 5,551.15, 8,324.80 and 1,852.51

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Solution

The fourth proportional to 5,551.15, 8,324.80 and 1,852.51 is: 2,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.15 : 8,324.80 = 1,852.51 : x
  2. Step 2: Convert to fraction form
    5,551.15/8,324.80 = 1,852.51/x
  3. Step 3: Cross multiply
    5,551.15x = 8,324.80 × 1,852.51
  4. Step 4: Simplify right side
    5,551.15x = 15,421,775.25
  5. Step 5: Solve for x
    x = 15,421,775.25/5,551.15
  6. Step 6: Final answer
    x = 2,778.12

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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.