Home / 13,167.79-19,734.14-5,764.19

Finding the Fourth Proportional to 13,167.79, 19,734.14 and 5,764.19

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Solution

The fourth proportional to 13,167.79, 19,734.14 and 5,764.19 is: 8,638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.79 : 19,734.14 = 5,764.19 : x
  2. Step 2: Convert to fraction form
    13,167.79/19,734.14 = 5,764.19/x
  3. Step 3: Cross multiply
    13,167.79x = 19,734.14 × 5,764.19
  4. Step 4: Simplify right side
    13,167.79x = 113,751,204.95
  5. Step 5: Solve for x
    x = 113,751,204.95/13,167.79
  6. Step 6: Final answer
    x = 8,638.60

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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.