Home / 8,585.18-12,877.80-3,035.60

Finding the Fourth Proportional to 8,585.18, 12,877.80 and 3,035.60

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Solution

The fourth proportional to 8,585.18, 12,877.80 and 3,035.60 is: 4,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.18 : 12,877.80 = 3,035.60 : x
  2. Step 2: Convert to fraction form
    8,585.18/12,877.80 = 3,035.60/x
  3. Step 3: Cross multiply
    8,585.18x = 12,877.80 × 3,035.60
  4. Step 4: Simplify right side
    8,585.18x = 39,091,849.68
  5. Step 5: Solve for x
    x = 39,091,849.68/8,585.18
  6. Step 6: Final answer
    x = 4,553.41

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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.