Home / 5,551.30-8,337.54-3,215.99

Finding the Fourth Proportional to 5,551.30, 8,337.54 and 3,215.99

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Solution

The fourth proportional to 5,551.30, 8,337.54 and 3,215.99 is: 4,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.30 : 8,337.54 = 3,215.99 : x
  2. Step 2: Convert to fraction form
    5,551.30/8,337.54 = 3,215.99/x
  3. Step 3: Cross multiply
    5,551.30x = 8,337.54 × 3,215.99
  4. Step 4: Simplify right side
    5,551.30x = 26,813,445.26
  5. Step 5: Solve for x
    x = 26,813,445.26/5,551.30
  6. Step 6: Final answer
    x = 4,830.12

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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.