Home / 6,119.90-9,180.56-1,737.60

Finding the Fourth Proportional to 6,119.90, 9,180.56 and 1,737.60

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Solution

The fourth proportional to 6,119.90, 9,180.56 and 1,737.60 is: 2,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.90 : 9,180.56 = 1,737.60 : x
  2. Step 2: Convert to fraction form
    6,119.90/9,180.56 = 1,737.60/x
  3. Step 3: Cross multiply
    6,119.90x = 9,180.56 × 1,737.60
  4. Step 4: Simplify right side
    6,119.90x = 15,952,141.06
  5. Step 5: Solve for x
    x = 15,952,141.06/6,119.90
  6. Step 6: Final answer
    x = 2,606.60

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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.