Home / 11,089.26-15,302.16-6,308.88

Finding the Fourth Proportional to 11,089.26, 15,302.16 and 6,308.88

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Solution

The fourth proportional to 11,089.26, 15,302.16 and 6,308.88 is: 8,705.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.26 : 15,302.16 = 6,308.88 : x
  2. Step 2: Convert to fraction form
    11,089.26/15,302.16 = 6,308.88/x
  3. Step 3: Cross multiply
    11,089.26x = 15,302.16 × 6,308.88
  4. Step 4: Simplify right side
    11,089.26x = 96,539,491.18
  5. Step 5: Solve for x
    x = 96,539,491.18/11,089.26
  6. Step 6: Final answer
    x = 8,705.67

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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.