Home / 4,545.02-6,784.37-3,991.43

Finding the Fourth Proportional to 4,545.02, 6,784.37 and 3,991.43

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Solution

The fourth proportional to 4,545.02, 6,784.37 and 3,991.43 is: 5,958.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.02 : 6,784.37 = 3,991.43 : x
  2. Step 2: Convert to fraction form
    4,545.02/6,784.37 = 3,991.43/x
  3. Step 3: Cross multiply
    4,545.02x = 6,784.37 × 3,991.43
  4. Step 4: Simplify right side
    4,545.02x = 27,079,337.95
  5. Step 5: Solve for x
    x = 27,079,337.95/4,545.02
  6. Step 6: Final answer
    x = 5,958.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.