Home / 9,088.90-12,548.90-6,960.67

Finding the Fourth Proportional to 9,088.90, 12,548.90 and 6,960.67

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Solution

The fourth proportional to 9,088.90, 12,548.90 and 6,960.67 is: 9,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.90 : 12,548.90 = 6,960.67 : x
  2. Step 2: Convert to fraction form
    9,088.90/12,548.90 = 6,960.67/x
  3. Step 3: Cross multiply
    9,088.90x = 12,548.90 × 6,960.67
  4. Step 4: Simplify right side
    9,088.90x = 87,348,716.96
  5. Step 5: Solve for x
    x = 87,348,716.96/9,088.90
  6. Step 6: Final answer
    x = 9,610.49

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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.