Home / 8,904.60-13,358.72-3,061.67

Finding the Fourth Proportional to 8,904.60, 13,358.72 and 3,061.67

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Solution

The fourth proportional to 8,904.60, 13,358.72 and 3,061.67 is: 4,593.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.60 : 13,358.72 = 3,061.67 : x
  2. Step 2: Convert to fraction form
    8,904.60/13,358.72 = 3,061.67/x
  3. Step 3: Cross multiply
    8,904.60x = 13,358.72 × 3,061.67
  4. Step 4: Simplify right side
    8,904.60x = 40,899,933.12
  5. Step 5: Solve for x
    x = 40,899,933.12/8,904.60
  6. Step 6: Final answer
    x = 4,593.12

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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.