Home / 7,355.18-11,032.50-1,808.54

Finding the Fourth Proportional to 7,355.18, 11,032.50 and 1,808.54

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Solution

The fourth proportional to 7,355.18, 11,032.50 and 1,808.54 is: 2,712.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.18 : 11,032.50 = 1,808.54 : x
  2. Step 2: Convert to fraction form
    7,355.18/11,032.50 = 1,808.54/x
  3. Step 3: Cross multiply
    7,355.18x = 11,032.50 × 1,808.54
  4. Step 4: Simplify right side
    7,355.18x = 19,952,717.55
  5. Step 5: Solve for x
    x = 19,952,717.55/7,355.18
  6. Step 6: Final answer
    x = 2,712.74

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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.