Home / 8,810.49-13,221.07-3,546.67

Finding the Fourth Proportional to 8,810.49, 13,221.07 and 3,546.67

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Solution

The fourth proportional to 8,810.49, 13,221.07 and 3,546.67 is: 5,322.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.49 : 13,221.07 = 3,546.67 : x
  2. Step 2: Convert to fraction form
    8,810.49/13,221.07 = 3,546.67/x
  3. Step 3: Cross multiply
    8,810.49x = 13,221.07 × 3,546.67
  4. Step 4: Simplify right side
    8,810.49x = 46,890,772.34
  5. Step 5: Solve for x
    x = 46,890,772.34/8,810.49
  6. Step 6: Final answer
    x = 5,322.15

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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.