Home / 9,445.38-14,165.64-3,900.30

Finding the Fourth Proportional to 9,445.38, 14,165.64 and 3,900.30

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Solution

The fourth proportional to 9,445.38, 14,165.64 and 3,900.30 is: 5,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.38 : 14,165.64 = 3,900.30 : x
  2. Step 2: Convert to fraction form
    9,445.38/14,165.64 = 3,900.30/x
  3. Step 3: Cross multiply
    9,445.38x = 14,165.64 × 3,900.30
  4. Step 4: Simplify right side
    9,445.38x = 55,250,245.69
  5. Step 5: Solve for x
    x = 55,250,245.69/9,445.38
  6. Step 6: Final answer
    x = 5,849.45

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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.