Home / 9,553.08-13,187.70-6,371.67

Finding the Fourth Proportional to 9,553.08, 13,187.70 and 6,371.67

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Solution

The fourth proportional to 9,553.08, 13,187.70 and 6,371.67 is: 8,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.08 : 13,187.70 = 6,371.67 : x
  2. Step 2: Convert to fraction form
    9,553.08/13,187.70 = 6,371.67/x
  3. Step 3: Cross multiply
    9,553.08x = 13,187.70 × 6,371.67
  4. Step 4: Simplify right side
    9,553.08x = 84,027,672.46
  5. Step 5: Solve for x
    x = 84,027,672.46/9,553.08
  6. Step 6: Final answer
    x = 8,795.87

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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.