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Finding the Fourth Proportional to 6,287.01, 9,430.26 and 1,904.34

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Solution

The fourth proportional to 6,287.01, 9,430.26 and 1,904.34 is: 2,856.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.01 : 9,430.26 = 1,904.34 : x
  2. Step 2: Convert to fraction form
    6,287.01/9,430.26 = 1,904.34/x
  3. Step 3: Cross multiply
    6,287.01x = 9,430.26 × 1,904.34
  4. Step 4: Simplify right side
    6,287.01x = 17,958,421.33
  5. Step 5: Solve for x
    x = 17,958,421.33/6,287.01
  6. Step 6: Final answer
    x = 2,856.43

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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.