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Finding the Fourth Proportional to 5,448.90, 8,173.53 and 1,751.12

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Solution

The fourth proportional to 5,448.90, 8,173.53 and 1,751.12 is: 2,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.90 : 8,173.53 = 1,751.12 : x
  2. Step 2: Convert to fraction form
    5,448.90/8,173.53 = 1,751.12/x
  3. Step 3: Cross multiply
    5,448.90x = 8,173.53 × 1,751.12
  4. Step 4: Simplify right side
    5,448.90x = 14,312,826.56
  5. Step 5: Solve for x
    x = 14,312,826.56/5,448.90
  6. Step 6: Final answer
    x = 2,626.74

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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.