Home / 1,841.08-2,541.14-1,211.68

Finding the Fourth Proportional to 1,841.08, 2,541.14 and 1,211.68

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Solution

The fourth proportional to 1,841.08, 2,541.14 and 1,211.68 is: 1,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.08 : 2,541.14 = 1,211.68 : x
  2. Step 2: Convert to fraction form
    1,841.08/2,541.14 = 1,211.68/x
  3. Step 3: Cross multiply
    1,841.08x = 2,541.14 × 1,211.68
  4. Step 4: Simplify right side
    1,841.08x = 3,079,048.52
  5. Step 5: Solve for x
    x = 3,079,048.52/1,841.08
  6. Step 6: Final answer
    x = 1,672.41

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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.