Home / 11,023.40-15,212.22-6,307.58

Finding the Fourth Proportional to 11,023.40, 15,212.22 and 6,307.58

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Solution

The fourth proportional to 11,023.40, 15,212.22 and 6,307.58 is: 8,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.40 : 15,212.22 = 6,307.58 : x
  2. Step 2: Convert to fraction form
    11,023.40/15,212.22 = 6,307.58/x
  3. Step 3: Cross multiply
    11,023.40x = 15,212.22 × 6,307.58
  4. Step 4: Simplify right side
    11,023.40x = 95,952,294.63
  5. Step 5: Solve for x
    x = 95,952,294.63/11,023.40
  6. Step 6: Final answer
    x = 8,704.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.