Home / 3,482.48-4,805.74-1,910.56

Finding the Fourth Proportional to 3,482.48, 4,805.74 and 1,910.56

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Solution

The fourth proportional to 3,482.48, 4,805.74 and 1,910.56 is: 2,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.48 : 4,805.74 = 1,910.56 : x
  2. Step 2: Convert to fraction form
    3,482.48/4,805.74 = 1,910.56/x
  3. Step 3: Cross multiply
    3,482.48x = 4,805.74 × 1,910.56
  4. Step 4: Simplify right side
    3,482.48x = 9,181,654.61
  5. Step 5: Solve for x
    x = 9,181,654.61/3,482.48
  6. Step 6: Final answer
    x = 2,636.53

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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.