Home / 3,036.76-4,190.79-1,841.74

Finding the Fourth Proportional to 3,036.76, 4,190.79 and 1,841.74

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Solution

The fourth proportional to 3,036.76, 4,190.79 and 1,841.74 is: 2,541.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.76 : 4,190.79 = 1,841.74 : x
  2. Step 2: Convert to fraction form
    3,036.76/4,190.79 = 1,841.74/x
  3. Step 3: Cross multiply
    3,036.76x = 4,190.79 × 1,841.74
  4. Step 4: Simplify right side
    3,036.76x = 7,718,345.57
  5. Step 5: Solve for x
    x = 7,718,345.57/3,036.76
  6. Step 6: Final answer
    x = 2,541.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.