Home / 2,849.48-3,932.35-1,670.63

Finding the Fourth Proportional to 2,849.48, 3,932.35 and 1,670.63

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Solution

The fourth proportional to 2,849.48, 3,932.35 and 1,670.63 is: 2,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.48 : 3,932.35 = 1,670.63 : x
  2. Step 2: Convert to fraction form
    2,849.48/3,932.35 = 1,670.63/x
  3. Step 3: Cross multiply
    2,849.48x = 3,932.35 × 1,670.63
  4. Step 4: Simplify right side
    2,849.48x = 6,569,478.04
  5. Step 5: Solve for x
    x = 6,569,478.04/2,849.48
  6. Step 6: Final answer
    x = 2,305.50

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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.