Home / 3,454.87-4,767.70-1,882.93

Finding the Fourth Proportional to 3,454.87, 4,767.70 and 1,882.93

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Solution

The fourth proportional to 3,454.87, 4,767.70 and 1,882.93 is: 2,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.87 : 4,767.70 = 1,882.93 : x
  2. Step 2: Convert to fraction form
    3,454.87/4,767.70 = 1,882.93/x
  3. Step 3: Cross multiply
    3,454.87x = 4,767.70 × 1,882.93
  4. Step 4: Simplify right side
    3,454.87x = 8,977,235.95
  5. Step 5: Solve for x
    x = 8,977,235.95/3,454.87
  6. Step 6: Final answer
    x = 2,598.43

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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.