Home / 6,128.69-9,194.36-1,746.18

Finding the Fourth Proportional to 6,128.69, 9,194.36 and 1,746.18

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Solution

The fourth proportional to 6,128.69, 9,194.36 and 1,746.18 is: 2,619.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.69 : 9,194.36 = 1,746.18 : x
  2. Step 2: Convert to fraction form
    6,128.69/9,194.36 = 1,746.18/x
  3. Step 3: Cross multiply
    6,128.69x = 9,194.36 × 1,746.18
  4. Step 4: Simplify right side
    6,128.69x = 16,054,998.81
  5. Step 5: Solve for x
    x = 16,054,998.81/6,128.69
  6. Step 6: Final answer
    x = 2,619.65

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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.