Home / 5,758.35-8,638.63-2,248.21

Finding the Fourth Proportional to 5,758.35, 8,638.63 and 2,248.21

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Solution

The fourth proportional to 5,758.35, 8,638.63 and 2,248.21 is: 3,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.35 : 8,638.63 = 2,248.21 : x
  2. Step 2: Convert to fraction form
    5,758.35/8,638.63 = 2,248.21/x
  3. Step 3: Cross multiply
    5,758.35x = 8,638.63 × 2,248.21
  4. Step 4: Simplify right side
    5,758.35x = 19,421,454.35
  5. Step 5: Solve for x
    x = 19,421,454.35/5,758.35
  6. Step 6: Final answer
    x = 3,372.75

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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.