Home / 7,529.43-10,367.41-6,688.67

Finding the Fourth Proportional to 7,529.43, 10,367.41 and 6,688.67

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Solution

The fourth proportional to 7,529.43, 10,367.41 and 6,688.67 is: 9,209.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.43 : 10,367.41 = 6,688.67 : x
  2. Step 2: Convert to fraction form
    7,529.43/10,367.41 = 6,688.67/x
  3. Step 3: Cross multiply
    7,529.43x = 10,367.41 × 6,688.67
  4. Step 4: Simplify right side
    7,529.43x = 69,344,205.36
  5. Step 5: Solve for x
    x = 69,344,205.36/7,529.43
  6. Step 6: Final answer
    x = 9,209.76

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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.