Home / 3,504.31-4,836.15-1,932.40

Finding the Fourth Proportional to 3,504.31, 4,836.15 and 1,932.40

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Solution

The fourth proportional to 3,504.31, 4,836.15 and 1,932.40 is: 2,666.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.31 : 4,836.15 = 1,932.40 : x
  2. Step 2: Convert to fraction form
    3,504.31/4,836.15 = 1,932.40/x
  3. Step 3: Cross multiply
    3,504.31x = 4,836.15 × 1,932.40
  4. Step 4: Simplify right side
    3,504.31x = 9,345,376.26
  5. Step 5: Solve for x
    x = 9,345,376.26/3,504.31
  6. Step 6: Final answer
    x = 2,666.82

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1.5x scale

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.