Home / 6,288.01-9,431.76-1,905.34

Finding the Fourth Proportional to 6,288.01, 9,431.76 and 1,905.34

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Solution

The fourth proportional to 6,288.01, 9,431.76 and 1,905.34 is: 2,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.01 : 9,431.76 = 1,905.34 : x
  2. Step 2: Convert to fraction form
    6,288.01/9,431.76 = 1,905.34/x
  3. Step 3: Cross multiply
    6,288.01x = 9,431.76 × 1,905.34
  4. Step 4: Simplify right side
    6,288.01x = 17,970,709.60
  5. Step 5: Solve for x
    x = 17,970,709.60/6,288.01
  6. Step 6: Final answer
    x = 2,857.93

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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.