Home / 3,036.92-4,190.90-1,710.86

Finding the Fourth Proportional to 3,036.92, 4,190.90 and 1,710.86

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Solution

The fourth proportional to 3,036.92, 4,190.90 and 1,710.86 is: 2,360.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.92 : 4,190.90 = 1,710.86 : x
  2. Step 2: Convert to fraction form
    3,036.92/4,190.90 = 1,710.86/x
  3. Step 3: Cross multiply
    3,036.92x = 4,190.90 × 1,710.86
  4. Step 4: Simplify right side
    3,036.92x = 7,170,013.67
  5. Step 5: Solve for x
    x = 7,170,013.67/3,036.92
  6. Step 6: Final answer
    x = 2,360.95

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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.