Home / 6,172.14-9,258.18-1,555.14

Finding the Fourth Proportional to 6,172.14, 9,258.18 and 1,555.14

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Solution

The fourth proportional to 6,172.14, 9,258.18 and 1,555.14 is: 2,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.14 : 9,258.18 = 1,555.14 : x
  2. Step 2: Convert to fraction form
    6,172.14/9,258.18 = 1,555.14/x
  3. Step 3: Cross multiply
    6,172.14x = 9,258.18 × 1,555.14
  4. Step 4: Simplify right side
    6,172.14x = 14,397,766.05
  5. Step 5: Solve for x
    x = 14,397,766.05/6,172.14
  6. Step 6: Final answer
    x = 2,332.70

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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.