Home / 3,635.84-5,017.16-2,042.40

Finding the Fourth Proportional to 3,635.84, 5,017.16 and 2,042.40

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Solution

The fourth proportional to 3,635.84, 5,017.16 and 2,042.40 is: 2,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.84 : 5,017.16 = 2,042.40 : x
  2. Step 2: Convert to fraction form
    3,635.84/5,017.16 = 2,042.40/x
  3. Step 3: Cross multiply
    3,635.84x = 5,017.16 × 2,042.40
  4. Step 4: Simplify right side
    3,635.84x = 10,247,052.69
  5. Step 5: Solve for x
    x = 10,247,052.69/3,635.84
  6. Step 6: Final answer
    x = 2,818.35

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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.