Home / 2,977.59-4,460.31-1,934.43

Finding the Fourth Proportional to 2,977.59, 4,460.31 and 1,934.43

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Solution

The fourth proportional to 2,977.59, 4,460.31 and 1,934.43 is: 2,897.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.59 : 4,460.31 = 1,934.43 : x
  2. Step 2: Convert to fraction form
    2,977.59/4,460.31 = 1,934.43/x
  3. Step 3: Cross multiply
    2,977.59x = 4,460.31 × 1,934.43
  4. Step 4: Simplify right side
    2,977.59x = 8,628,157.47
  5. Step 5: Solve for x
    x = 8,628,157.47/2,977.59
  6. Step 6: Final answer
    x = 2,897.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.