Home / 1,901.10-2,618.08-1,546.39

Finding the Fourth Proportional to 1,901.10, 2,618.08 and 1,546.39

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Solution

The fourth proportional to 1,901.10, 2,618.08 and 1,546.39 is: 2,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.10 : 2,618.08 = 1,546.39 : x
  2. Step 2: Convert to fraction form
    1,901.10/2,618.08 = 1,546.39/x
  3. Step 3: Cross multiply
    1,901.10x = 2,618.08 × 1,546.39
  4. Step 4: Simplify right side
    1,901.10x = 4,048,573.23
  5. Step 5: Solve for x
    x = 4,048,573.23/1,901.10
  6. Step 6: Final answer
    x = 2,129.60

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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.