Home / 6,165.28-9,249.48-1,782.72

Finding the Fourth Proportional to 6,165.28, 9,249.48 and 1,782.72

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Solution

The fourth proportional to 6,165.28, 9,249.48 and 1,782.72 is: 2,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.28 : 9,249.48 = 1,782.72 : x
  2. Step 2: Convert to fraction form
    6,165.28/9,249.48 = 1,782.72/x
  3. Step 3: Cross multiply
    6,165.28x = 9,249.48 × 1,782.72
  4. Step 4: Simplify right side
    6,165.28x = 16,489,186.74
  5. Step 5: Solve for x
    x = 16,489,186.74/6,165.28
  6. Step 6: Final answer
    x = 2,674.52

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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.