Home / 4,589.50-6,884.25-1,126.75

Finding the Fourth Proportional to 4,589.50, 6,884.25 and 1,126.75

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Solution

The fourth proportional to 4,589.50, 6,884.25 and 1,126.75 is: 1,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589.50 : 6,884.25 = 1,126.75 : x
  2. Step 2: Convert to fraction form
    4,589.50/6,884.25 = 1,126.75/x
  3. Step 3: Cross multiply
    4,589.50x = 6,884.25 × 1,126.75
  4. Step 4: Simplify right side
    4,589.50x = 7,756,828.69
  5. Step 5: Solve for x
    x = 7,756,828.69/4,589.50
  6. Step 6: Final answer
    x = 1,690.13

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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.