Home / 6,887.36-9,503.94-3,903.32

Finding the Fourth Proportional to 6,887.36, 9,503.94 and 3,903.32

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Solution

The fourth proportional to 6,887.36, 9,503.94 and 3,903.32 is: 5,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.36 : 9,503.94 = 3,903.32 : x
  2. Step 2: Convert to fraction form
    6,887.36/9,503.94 = 3,903.32/x
  3. Step 3: Cross multiply
    6,887.36x = 9,503.94 × 3,903.32
  4. Step 4: Simplify right side
    6,887.36x = 37,096,919.08
  5. Step 5: Solve for x
    x = 37,096,919.08/6,887.36
  6. Step 6: Final answer
    x = 5,386.23

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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.