Home / 6,835.64-10,253.32-1,905.15

Finding the Fourth Proportional to 6,835.64, 10,253.32 and 1,905.15

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Solution

The fourth proportional to 6,835.64, 10,253.32 and 1,905.15 is: 2,857.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.64 : 10,253.32 = 1,905.15 : x
  2. Step 2: Convert to fraction form
    6,835.64/10,253.32 = 1,905.15/x
  3. Step 3: Cross multiply
    6,835.64x = 10,253.32 × 1,905.15
  4. Step 4: Simplify right side
    6,835.64x = 19,534,107.84
  5. Step 5: Solve for x
    x = 19,534,107.84/6,835.64
  6. Step 6: Final answer
    x = 2,857.69

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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.