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Finding the Fourth Proportional to 5,667.48, 8,502.44 and 1,719.09

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Solution

The fourth proportional to 5,667.48, 8,502.44 and 1,719.09 is: 2,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667.48 : 8,502.44 = 1,719.09 : x
  2. Step 2: Convert to fraction form
    5,667.48/8,502.44 = 1,719.09/x
  3. Step 3: Cross multiply
    5,667.48x = 8,502.44 × 1,719.09
  4. Step 4: Simplify right side
    5,667.48x = 14,616,450.98
  5. Step 5: Solve for x
    x = 14,616,450.98/5,667.48
  6. Step 6: Final answer
    x = 2,579.00

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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.