Home / 3,645.74-5,466.98-1,180.10

Finding the Fourth Proportional to 3,645.74, 5,466.98 and 1,180.10

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Solution

The fourth proportional to 3,645.74, 5,466.98 and 1,180.10 is: 1,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.74 : 5,466.98 = 1,180.10 : x
  2. Step 2: Convert to fraction form
    3,645.74/5,466.98 = 1,180.10/x
  3. Step 3: Cross multiply
    3,645.74x = 5,466.98 × 1,180.10
  4. Step 4: Simplify right side
    3,645.74x = 6,451,583.10
  5. Step 5: Solve for x
    x = 6,451,583.10/3,645.74
  6. Step 6: Final answer
    x = 1,769.62

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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.