Home / 1,890.07-2,834.96-591.50

Finding the Fourth Proportional to 1,890.07, 2,834.96 and 591.50

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Solution

The fourth proportional to 1,890.07, 2,834.96 and 591.50 is: 887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890.07 : 2,834.96 = 591.50 : x
  2. Step 2: Convert to fraction form
    1,890.07/2,834.96 = 591.50/x
  3. Step 3: Cross multiply
    1,890.07x = 2,834.96 × 591.50
  4. Step 4: Simplify right side
    1,890.07x = 1,676,882.97
  5. Step 5: Solve for x
    x = 1,676,882.97/1,890.07
  6. Step 6: Final answer
    x = 887.21

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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.