Home / 8,624.22-12,925.51-3,688.06

Finding the Fourth Proportional to 8,624.22, 12,925.51 and 3,688.06

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Solution

The fourth proportional to 8,624.22, 12,925.51 and 3,688.06 is: 5,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.22 : 12,925.51 = 3,688.06 : x
  2. Step 2: Convert to fraction form
    8,624.22/12,925.51 = 3,688.06/x
  3. Step 3: Cross multiply
    8,624.22x = 12,925.51 × 3,688.06
  4. Step 4: Simplify right side
    8,624.22x = 47,669,982.56
  5. Step 5: Solve for x
    x = 47,669,982.56/8,624.22
  6. Step 6: Final answer
    x = 5,527.45

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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.