Home / 10,551.21-15,834.59-5,004.57

Finding the Fourth Proportional to 10,551.21, 15,834.59 and 5,004.57

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Solution

The fourth proportional to 10,551.21, 15,834.59 and 5,004.57 is: 7,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.21 : 15,834.59 = 5,004.57 : x
  2. Step 2: Convert to fraction form
    10,551.21/15,834.59 = 5,004.57/x
  3. Step 3: Cross multiply
    10,551.21x = 15,834.59 × 5,004.57
  4. Step 4: Simplify right side
    10,551.21x = 79,245,229.67
  5. Step 5: Solve for x
    x = 79,245,229.67/10,551.21
  6. Step 6: Final answer
    x = 7,510.54

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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.