Home / 10,446.72-14,416.84-7,469.67

Finding the Fourth Proportional to 10,446.72, 14,416.84 and 7,469.67

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Solution

The fourth proportional to 10,446.72, 14,416.84 and 7,469.67 is: 10,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.72 : 14,416.84 = 7,469.67 : x
  2. Step 2: Convert to fraction form
    10,446.72/14,416.84 = 7,469.67/x
  3. Step 3: Cross multiply
    10,446.72x = 14,416.84 × 7,469.67
  4. Step 4: Simplify right side
    10,446.72x = 107,688,977.53
  5. Step 5: Solve for x
    x = 107,688,977.53/10,446.72
  6. Step 6: Final answer
    x = 10,308.40

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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.