Home / 2,813.34-3,882.15-1,763.58

Finding the Fourth Proportional to 2,813.34, 3,882.15 and 1,763.58

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Solution

The fourth proportional to 2,813.34, 3,882.15 and 1,763.58 is: 2,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813.34 : 3,882.15 = 1,763.58 : x
  2. Step 2: Convert to fraction form
    2,813.34/3,882.15 = 1,763.58/x
  3. Step 3: Cross multiply
    2,813.34x = 3,882.15 × 1,763.58
  4. Step 4: Simplify right side
    2,813.34x = 6,846,482.10
  5. Step 5: Solve for x
    x = 6,846,482.10/2,813.34
  6. Step 6: Final answer
    x = 2,433.58

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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.