Home / 3,513.19-4,848.30-1,941.39

Finding the Fourth Proportional to 3,513.19, 4,848.30 and 1,941.39

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Solution

The fourth proportional to 3,513.19, 4,848.30 and 1,941.39 is: 2,679.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.19 : 4,848.30 = 1,941.39 : x
  2. Step 2: Convert to fraction form
    3,513.19/4,848.30 = 1,941.39/x
  3. Step 3: Cross multiply
    3,513.19x = 4,848.30 × 1,941.39
  4. Step 4: Simplify right side
    3,513.19x = 9,412,416.90
  5. Step 5: Solve for x
    x = 9,412,416.90/3,513.19
  6. Step 6: Final answer
    x = 2,679.17

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Double scale
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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.