Home / 11,330.69-15,636.33-6,294.89

Finding the Fourth Proportional to 11,330.69, 15,636.33 and 6,294.89

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Solution

The fourth proportional to 11,330.69, 15,636.33 and 6,294.89 is: 8,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.69 : 15,636.33 = 6,294.89 : x
  2. Step 2: Convert to fraction form
    11,330.69/15,636.33 = 6,294.89/x
  3. Step 3: Cross multiply
    11,330.69x = 15,636.33 × 6,294.89
  4. Step 4: Simplify right side
    11,330.69x = 98,428,977.35
  5. Step 5: Solve for x
    x = 98,428,977.35/11,330.69
  6. Step 6: Final answer
    x = 8,686.94

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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.