Home / 5,623.10-8,434.56-1,727.42

Finding the Fourth Proportional to 5,623.10, 8,434.56 and 1,727.42

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Solution

The fourth proportional to 5,623.10, 8,434.56 and 1,727.42 is: 2,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.10 : 8,434.56 = 1,727.42 : x
  2. Step 2: Convert to fraction form
    5,623.10/8,434.56 = 1,727.42/x
  3. Step 3: Cross multiply
    5,623.10x = 8,434.56 × 1,727.42
  4. Step 4: Simplify right side
    5,623.10x = 14,570,027.64
  5. Step 5: Solve for x
    x = 14,570,027.64/5,623.10
  6. Step 6: Final answer
    x = 2,591.10

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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.