Home / 6,887.40-9,504.50-3,743.64

Finding the Fourth Proportional to 6,887.40, 9,504.50 and 3,743.64

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Solution

The fourth proportional to 6,887.40, 9,504.50 and 3,743.64 is: 5,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.40 : 9,504.50 = 3,743.64 : x
  2. Step 2: Convert to fraction form
    6,887.40/9,504.50 = 3,743.64/x
  3. Step 3: Cross multiply
    6,887.40x = 9,504.50 × 3,743.64
  4. Step 4: Simplify right side
    6,887.40x = 35,581,426.38
  5. Step 5: Solve for x
    x = 35,581,426.38/6,887.40
  6. Step 6: Final answer
    x = 5,166.16

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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.