Home / 5,167.50-7,779.38-4,708.23

Finding the Fourth Proportional to 5,167.50, 7,779.38 and 4,708.23

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Solution

The fourth proportional to 5,167.50, 7,779.38 and 4,708.23 is: 7,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.50 : 7,779.38 = 4,708.23 : x
  2. Step 2: Convert to fraction form
    5,167.50/7,779.38 = 4,708.23/x
  3. Step 3: Cross multiply
    5,167.50x = 7,779.38 × 4,708.23
  4. Step 4: Simplify right side
    5,167.50x = 36,627,110.30
  5. Step 5: Solve for x
    x = 36,627,110.30/5,167.50
  6. Step 6: Final answer
    x = 7,087.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.