Home / 6,887.50-9,504.68-3,743.70

Finding the Fourth Proportional to 6,887.50, 9,504.68 and 3,743.70

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Solution

The fourth proportional to 6,887.50, 9,504.68 and 3,743.70 is: 5,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.50 : 9,504.68 = 3,743.70 : x
  2. Step 2: Convert to fraction form
    6,887.50/9,504.68 = 3,743.70/x
  3. Step 3: Cross multiply
    6,887.50x = 9,504.68 × 3,743.70
  4. Step 4: Simplify right side
    6,887.50x = 35,582,670.52
  5. Step 5: Solve for x
    x = 35,582,670.52/6,887.50
  6. Step 6: Final answer
    x = 5,166.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.