Home / 6,835.77-10,253.34-1,905.30

Finding the Fourth Proportional to 6,835.77, 10,253.34 and 1,905.30

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Solution

The fourth proportional to 6,835.77, 10,253.34 and 1,905.30 is: 2,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.77 : 10,253.34 = 1,905.30 : x
  2. Step 2: Convert to fraction form
    6,835.77/10,253.34 = 1,905.30/x
  3. Step 3: Cross multiply
    6,835.77x = 10,253.34 × 1,905.30
  4. Step 4: Simplify right side
    6,835.77x = 19,535,688.70
  5. Step 5: Solve for x
    x = 19,535,688.70/6,835.77
  6. Step 6: Final answer
    x = 2,857.86

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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.