Home / 3,506.84-4,839.52-2,015.22

Finding the Fourth Proportional to 3,506.84, 4,839.52 and 2,015.22

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Solution

The fourth proportional to 3,506.84, 4,839.52 and 2,015.22 is: 2,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.84 : 4,839.52 = 2,015.22 : x
  2. Step 2: Convert to fraction form
    3,506.84/4,839.52 = 2,015.22/x
  3. Step 3: Cross multiply
    3,506.84x = 4,839.52 × 2,015.22
  4. Step 4: Simplify right side
    3,506.84x = 9,752,697.49
  5. Step 5: Solve for x
    x = 9,752,697.49/3,506.84
  6. Step 6: Final answer
    x = 2,781.05

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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.