Home / 10,009.16-13,811.91-5,532.66

Finding the Fourth Proportional to 10,009.16, 13,811.91 and 5,532.66

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Solution

The fourth proportional to 10,009.16, 13,811.91 and 5,532.66 is: 7,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.16 : 13,811.91 = 5,532.66 : x
  2. Step 2: Convert to fraction form
    10,009.16/13,811.91 = 5,532.66/x
  3. Step 3: Cross multiply
    10,009.16x = 13,811.91 × 5,532.66
  4. Step 4: Simplify right side
    10,009.16x = 76,416,601.98
  5. Step 5: Solve for x
    x = 76,416,601.98/10,009.16
  6. Step 6: Final answer
    x = 7,634.67

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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.