Home / 3,036.30-4,190.18-1,709.93

Finding the Fourth Proportional to 3,036.30, 4,190.18 and 1,709.93

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Solution

The fourth proportional to 3,036.30, 4,190.18 and 1,709.93 is: 2,359.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.30 : 4,190.18 = 1,709.93 : x
  2. Step 2: Convert to fraction form
    3,036.30/4,190.18 = 1,709.93/x
  3. Step 3: Cross multiply
    3,036.30x = 4,190.18 × 1,709.93
  4. Step 4: Simplify right side
    3,036.30x = 7,164,914.49
  5. Step 5: Solve for x
    x = 7,164,914.49/3,036.30
  6. Step 6: Final answer
    x = 2,359.75

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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.