Home / 6,089.28-8,403.36-3,732.72

Finding the Fourth Proportional to 6,089.28, 8,403.36 and 3,732.72

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Solution

The fourth proportional to 6,089.28, 8,403.36 and 3,732.72 is: 5,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089.28 : 8,403.36 = 3,732.72 : x
  2. Step 2: Convert to fraction form
    6,089.28/8,403.36 = 3,732.72/x
  3. Step 3: Cross multiply
    6,089.28x = 8,403.36 × 3,732.72
  4. Step 4: Simplify right side
    6,089.28x = 31,367,389.94
  5. Step 5: Solve for x
    x = 31,367,389.94/6,089.28
  6. Step 6: Final answer
    x = 5,151.25

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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.