Home / 9,215.17-13,822.77-2,289.67

Finding the Fourth Proportional to 9,215.17, 13,822.77 and 2,289.67

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Solution

The fourth proportional to 9,215.17, 13,822.77 and 2,289.67 is: 3,434.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.17 : 13,822.77 = 2,289.67 : x
  2. Step 2: Convert to fraction form
    9,215.17/13,822.77 = 2,289.67/x
  3. Step 3: Cross multiply
    9,215.17x = 13,822.77 × 2,289.67
  4. Step 4: Simplify right side
    9,215.17x = 31,649,635.24
  5. Step 5: Solve for x
    x = 31,649,635.24/9,215.17
  6. Step 6: Final answer
    x = 3,434.51

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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.