Home / 11,421.70-17,124.75-6,085.68

Finding the Fourth Proportional to 11,421.70, 17,124.75 and 6,085.68

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Solution

The fourth proportional to 11,421.70, 17,124.75 and 6,085.68 is: 9,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421.70 : 17,124.75 = 6,085.68 : x
  2. Step 2: Convert to fraction form
    11,421.70/17,124.75 = 6,085.68/x
  3. Step 3: Cross multiply
    11,421.70x = 17,124.75 × 6,085.68
  4. Step 4: Simplify right side
    11,421.70x = 104,215,748.58
  5. Step 5: Solve for x
    x = 104,215,748.58/11,421.70
  6. Step 6: Final answer
    x = 9,124.36

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Double scale
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Similar ratio
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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.