Home / 9,537.90-14,280.44-7,190.80

Finding the Fourth Proportional to 9,537.90, 14,280.44 and 7,190.80

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Solution

The fourth proportional to 9,537.90, 14,280.44 and 7,190.80 is: 10,766.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537.90 : 14,280.44 = 7,190.80 : x
  2. Step 2: Convert to fraction form
    9,537.90/14,280.44 = 7,190.80/x
  3. Step 3: Cross multiply
    9,537.90x = 14,280.44 × 7,190.80
  4. Step 4: Simplify right side
    9,537.90x = 102,687,787.95
  5. Step 5: Solve for x
    x = 102,687,787.95/9,537.90
  6. Step 6: Final answer
    x = 10,766.29

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1.5x scale

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.