Home / 5,351.79-8,027.68-1,456.19

Finding the Fourth Proportional to 5,351.79, 8,027.68 and 1,456.19

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Solution

The fourth proportional to 5,351.79, 8,027.68 and 1,456.19 is: 2,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.79 : 8,027.68 = 1,456.19 : x
  2. Step 2: Convert to fraction form
    5,351.79/8,027.68 = 1,456.19/x
  3. Step 3: Cross multiply
    5,351.79x = 8,027.68 × 1,456.19
  4. Step 4: Simplify right side
    5,351.79x = 11,689,827.34
  5. Step 5: Solve for x
    x = 11,689,827.34/5,351.79
  6. Step 6: Final answer
    x = 2,184.28

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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.