Home / 5,647.38-8,471.27-1,751.68

Finding the Fourth Proportional to 5,647.38, 8,471.27 and 1,751.68

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Solution

The fourth proportional to 5,647.38, 8,471.27 and 1,751.68 is: 2,627.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.38 : 8,471.27 = 1,751.68 : x
  2. Step 2: Convert to fraction form
    5,647.38/8,471.27 = 1,751.68/x
  3. Step 3: Cross multiply
    5,647.38x = 8,471.27 × 1,751.68
  4. Step 4: Simplify right side
    5,647.38x = 14,838,954.23
  5. Step 5: Solve for x
    x = 14,838,954.23/5,647.38
  6. Step 6: Final answer
    x = 2,627.58

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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.