Home / 1,890.37-2,835.55-591.94

Finding the Fourth Proportional to 1,890.37, 2,835.55 and 591.94

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Solution

The fourth proportional to 1,890.37, 2,835.55 and 591.94 is: 887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890.37 : 2,835.55 = 591.94 : x
  2. Step 2: Convert to fraction form
    1,890.37/2,835.55 = 591.94/x
  3. Step 3: Cross multiply
    1,890.37x = 2,835.55 × 591.94
  4. Step 4: Simplify right side
    1,890.37x = 1,678,469.12
  5. Step 5: Solve for x
    x = 1,678,469.12/1,890.37
  6. Step 6: Final answer
    x = 887.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.