Home / 3,636.84-5,018.54-2,043.40

Finding the Fourth Proportional to 3,636.84, 5,018.54 and 2,043.40

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Solution

The fourth proportional to 3,636.84, 5,018.54 and 2,043.40 is: 2,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.84 : 5,018.54 = 2,043.40 : x
  2. Step 2: Convert to fraction form
    3,636.84/5,018.54 = 2,043.40/x
  3. Step 3: Cross multiply
    3,636.84x = 5,018.54 × 2,043.40
  4. Step 4: Simplify right side
    3,636.84x = 10,254,884.64
  5. Step 5: Solve for x
    x = 10,254,884.64/3,636.84
  6. Step 6: Final answer
    x = 2,819.72

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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.