Home / 3,036.87-4,190.77-1,710.70

Finding the Fourth Proportional to 3,036.87, 4,190.77 and 1,710.70

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Solution

The fourth proportional to 3,036.87, 4,190.77 and 1,710.70 is: 2,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.87 : 4,190.77 = 1,710.70 : x
  2. Step 2: Convert to fraction form
    3,036.87/4,190.77 = 1,710.70/x
  3. Step 3: Cross multiply
    3,036.87x = 4,190.77 × 1,710.70
  4. Step 4: Simplify right side
    3,036.87x = 7,169,150.24
  5. Step 5: Solve for x
    x = 7,169,150.24/3,036.87
  6. Step 6: Final answer
    x = 2,360.70

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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.