Home / 2,942.76-4,061.36-1,700.76

Finding the Fourth Proportional to 2,942.76, 4,061.36 and 1,700.76

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Solution

The fourth proportional to 2,942.76, 4,061.36 and 1,700.76 is: 2,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.76 : 4,061.36 = 1,700.76 : x
  2. Step 2: Convert to fraction form
    2,942.76/4,061.36 = 1,700.76/x
  3. Step 3: Cross multiply
    2,942.76x = 4,061.36 × 1,700.76
  4. Step 4: Simplify right side
    2,942.76x = 6,907,398.63
  5. Step 5: Solve for x
    x = 6,907,398.63/2,942.76
  6. Step 6: Final answer
    x = 2,347.25

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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.