Home / 4,593.75-6,890.63-1,131

Finding the Fourth Proportional to 4,593.75, 6,890.63 and 1,131

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Solution

The fourth proportional to 4,593.75, 6,890.63 and 1,131 is: 1,696.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,593.75 : 6,890.63 = 1,131 : x
  2. Step 2: Convert to fraction form
    4,593.75/6,890.63 = 1,131/x
  3. Step 3: Cross multiply
    4,593.75x = 6,890.63 × 1,131
  4. Step 4: Simplify right side
    4,593.75x = 7,793,296.88
  5. Step 5: Solve for x
    x = 7,793,296.88/4,593.75
  6. Step 6: Final answer
    x = 1,696.50

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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.