Home / 9,106.74-13,592.12-8,885.34

Finding the Fourth Proportional to 9,106.74, 13,592.12 and 8,885.34

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Solution

The fourth proportional to 9,106.74, 13,592.12 and 8,885.34 is: 13,261.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106.74 : 13,592.12 = 8,885.34 : x
  2. Step 2: Convert to fraction form
    9,106.74/13,592.12 = 8,885.34/x
  3. Step 3: Cross multiply
    9,106.74x = 13,592.12 × 8,885.34
  4. Step 4: Simplify right side
    9,106.74x = 120,770,563.09
  5. Step 5: Solve for x
    x = 120,770,563.09/9,106.74
  6. Step 6: Final answer
    x = 13,261.67

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.