Home / 3,261.82-4,501.28-1,845.68

Finding the Fourth Proportional to 3,261.82, 4,501.28 and 1,845.68

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Solution

The fourth proportional to 3,261.82, 4,501.28 and 1,845.68 is: 2,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.82 : 4,501.28 = 1,845.68 : x
  2. Step 2: Convert to fraction form
    3,261.82/4,501.28 = 1,845.68/x
  3. Step 3: Cross multiply
    3,261.82x = 4,501.28 × 1,845.68
  4. Step 4: Simplify right side
    3,261.82x = 8,307,922.47
  5. Step 5: Solve for x
    x = 8,307,922.47/3,261.82
  6. Step 6: Final answer
    x = 2,547.02

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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.