Home / 7,084.14-10,625.90-1,890.04

Finding the Fourth Proportional to 7,084.14, 10,625.90 and 1,890.04

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Solution

The fourth proportional to 7,084.14, 10,625.90 and 1,890.04 is: 2,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.14 : 10,625.90 = 1,890.04 : x
  2. Step 2: Convert to fraction form
    7,084.14/10,625.90 = 1,890.04/x
  3. Step 3: Cross multiply
    7,084.14x = 10,625.90 × 1,890.04
  4. Step 4: Simplify right side
    7,084.14x = 20,083,376.04
  5. Step 5: Solve for x
    x = 20,083,376.04/7,084.14
  6. Step 6: Final answer
    x = 2,834.98

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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.