Home / 1,837.70-2,741.58-1,512.08

Finding the Fourth Proportional to 1,837.70, 2,741.58 and 1,512.08

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Solution

The fourth proportional to 1,837.70, 2,741.58 and 1,512.08 is: 2,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.70 : 2,741.58 = 1,512.08 : x
  2. Step 2: Convert to fraction form
    1,837.70/2,741.58 = 1,512.08/x
  3. Step 3: Cross multiply
    1,837.70x = 2,741.58 × 1,512.08
  4. Step 4: Simplify right side
    1,837.70x = 4,145,488.29
  5. Step 5: Solve for x
    x = 4,145,488.29/1,837.70
  6. Step 6: Final answer
    x = 2,255.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.