Home / 4,167.30-6,249.51-1,393.32

Finding the Fourth Proportional to 4,167.30, 6,249.51 and 1,393.32

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Solution

The fourth proportional to 4,167.30, 6,249.51 and 1,393.32 is: 2,089.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.30 : 6,249.51 = 1,393.32 : x
  2. Step 2: Convert to fraction form
    4,167.30/6,249.51 = 1,393.32/x
  3. Step 3: Cross multiply
    4,167.30x = 6,249.51 × 1,393.32
  4. Step 4: Simplify right side
    4,167.30x = 8,707,567.27
  5. Step 5: Solve for x
    x = 8,707,567.27/4,167.30
  6. Step 6: Final answer
    x = 2,089.50

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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.