Home / 1,907.52-2,631.60-1,244.13

Finding the Fourth Proportional to 1,907.52, 2,631.60 and 1,244.13

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Solution

The fourth proportional to 1,907.52, 2,631.60 and 1,244.13 is: 1,716.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,907.52 : 2,631.60 = 1,244.13 : x
  2. Step 2: Convert to fraction form
    1,907.52/2,631.60 = 1,244.13/x
  3. Step 3: Cross multiply
    1,907.52x = 2,631.60 × 1,244.13
  4. Step 4: Simplify right side
    1,907.52x = 3,274,052.51
  5. Step 5: Solve for x
    x = 3,274,052.51/1,907.52
  6. Step 6: Final answer
    x = 1,716.39

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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.