Home / 10,352.13-14,286.20-5,636.67

Finding the Fourth Proportional to 10,352.13, 14,286.20 and 5,636.67

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Solution

The fourth proportional to 10,352.13, 14,286.20 and 5,636.67 is: 7,778.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.13 : 14,286.20 = 5,636.67 : x
  2. Step 2: Convert to fraction form
    10,352.13/14,286.20 = 5,636.67/x
  3. Step 3: Cross multiply
    10,352.13x = 14,286.20 × 5,636.67
  4. Step 4: Simplify right side
    10,352.13x = 80,526,566.77
  5. Step 5: Solve for x
    x = 80,526,566.77/10,352.13
  6. Step 6: Final answer
    x = 7,778.74

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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.