Home / 3,529.63-4,870.83-2,017.15

Finding the Fourth Proportional to 3,529.63, 4,870.83 and 2,017.15

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Solution

The fourth proportional to 3,529.63, 4,870.83 and 2,017.15 is: 2,783.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.63 : 4,870.83 = 2,017.15 : x
  2. Step 2: Convert to fraction form
    3,529.63/4,870.83 = 2,017.15/x
  3. Step 3: Cross multiply
    3,529.63x = 4,870.83 × 2,017.15
  4. Step 4: Simplify right side
    3,529.63x = 9,825,194.73
  5. Step 5: Solve for x
    x = 9,825,194.73/3,529.63
  6. Step 6: Final answer
    x = 2,783.63

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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.