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Finding the Fourth Proportional to 6,815.07, 9,410.45 and 4,301.37

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Solution

The fourth proportional to 6,815.07, 9,410.45 and 4,301.37 is: 5,939.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.07 : 9,410.45 = 4,301.37 : x
  2. Step 2: Convert to fraction form
    6,815.07/9,410.45 = 4,301.37/x
  3. Step 3: Cross multiply
    6,815.07x = 9,410.45 × 4,301.37
  4. Step 4: Simplify right side
    6,815.07x = 40,477,805.81
  5. Step 5: Solve for x
    x = 40,477,805.81/6,815.07
  6. Step 6: Final answer
    x = 5,939.46

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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.