Home / 5,623.38-8,434.67-1,727.55

Finding the Fourth Proportional to 5,623.38, 8,434.67 and 1,727.55

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Solution

The fourth proportional to 5,623.38, 8,434.67 and 1,727.55 is: 2,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.38 : 8,434.67 = 1,727.55 : x
  2. Step 2: Convert to fraction form
    5,623.38/8,434.67 = 1,727.55/x
  3. Step 3: Cross multiply
    5,623.38x = 8,434.67 × 1,727.55
  4. Step 4: Simplify right side
    5,623.38x = 14,571,305.52
  5. Step 5: Solve for x
    x = 14,571,305.52/5,623.38
  6. Step 6: Final answer
    x = 2,591.20

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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.