Home / 5,647.11-8,471.87-1,751.51

Finding the Fourth Proportional to 5,647.11, 8,471.87 and 1,751.51

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Solution

The fourth proportional to 5,647.11, 8,471.87 and 1,751.51 is: 2,627.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.11 : 8,471.87 = 1,751.51 : x
  2. Step 2: Convert to fraction form
    5,647.11/8,471.87 = 1,751.51/x
  3. Step 3: Cross multiply
    5,647.11x = 8,471.87 × 1,751.51
  4. Step 4: Simplify right side
    5,647.11x = 14,838,565.02
  5. Step 5: Solve for x
    x = 14,838,565.02/5,647.11
  6. Step 6: Final answer
    x = 2,627.64

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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.