Home / 2,942.50-4,060.65-1,700.74

Finding the Fourth Proportional to 2,942.50, 4,060.65 and 1,700.74

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Solution

The fourth proportional to 2,942.50, 4,060.65 and 1,700.74 is: 2,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.50 : 4,060.65 = 1,700.74 : x
  2. Step 2: Convert to fraction form
    2,942.50/4,060.65 = 1,700.74/x
  3. Step 3: Cross multiply
    2,942.50x = 4,060.65 × 1,700.74
  4. Step 4: Simplify right side
    2,942.50x = 6,906,109.88
  5. Step 5: Solve for x
    x = 6,906,109.88/2,942.50
  6. Step 6: Final answer
    x = 2,347.02

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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.