Home / 7,113.05-10,669.73-1,848.26

Finding the Fourth Proportional to 7,113.05, 10,669.73 and 1,848.26

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Solution

The fourth proportional to 7,113.05, 10,669.73 and 1,848.26 is: 2,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.05 : 10,669.73 = 1,848.26 : x
  2. Step 2: Convert to fraction form
    7,113.05/10,669.73 = 1,848.26/x
  3. Step 3: Cross multiply
    7,113.05x = 10,669.73 × 1,848.26
  4. Step 4: Simplify right side
    7,113.05x = 19,720,452.60
  5. Step 5: Solve for x
    x = 19,720,452.60/7,113.05
  6. Step 6: Final answer
    x = 2,772.43

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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.