Home / 3,036.29-4,190.13-1,710.05

Finding the Fourth Proportional to 3,036.29, 4,190.13 and 1,710.05

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Solution

The fourth proportional to 3,036.29, 4,190.13 and 1,710.05 is: 2,359.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.29 : 4,190.13 = 1,710.05 : x
  2. Step 2: Convert to fraction form
    3,036.29/4,190.13 = 1,710.05/x
  3. Step 3: Cross multiply
    3,036.29x = 4,190.13 × 1,710.05
  4. Step 4: Simplify right side
    3,036.29x = 7,165,310.86
  5. Step 5: Solve for x
    x = 7,165,310.86/3,036.29
  6. Step 6: Final answer
    x = 2,359.89

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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.