Home / 2,977.17-4,108.59-1,651.00

Finding the Fourth Proportional to 2,977.17, 4,108.59 and 1,651.00

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Solution

The fourth proportional to 2,977.17, 4,108.59 and 1,651.00 is: 2,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.17 : 4,108.59 = 1,651.00 : x
  2. Step 2: Convert to fraction form
    2,977.17/4,108.59 = 1,651.00/x
  3. Step 3: Cross multiply
    2,977.17x = 4,108.59 × 1,651.00
  4. Step 4: Simplify right side
    2,977.17x = 6,783,271.82
  5. Step 5: Solve for x
    x = 6,783,271.82/2,977.17
  6. Step 6: Final answer
    x = 2,278.43

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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.