Home / 3,513.92-4,848.96-1,941.84

Finding the Fourth Proportional to 3,513.92, 4,848.96 and 1,941.84

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Solution

The fourth proportional to 3,513.92, 4,848.96 and 1,941.84 is: 2,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.92 : 4,848.96 = 1,941.84 : x
  2. Step 2: Convert to fraction form
    3,513.92/4,848.96 = 1,941.84/x
  3. Step 3: Cross multiply
    3,513.92x = 4,848.96 × 1,941.84
  4. Step 4: Simplify right side
    3,513.92x = 9,415,904.49
  5. Step 5: Solve for x
    x = 9,415,904.49/3,513.92
  6. Step 6: Final answer
    x = 2,679.60

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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.