Home / 10,704.07-16,056.11-5,438.26

Finding the Fourth Proportional to 10,704.07, 16,056.11 and 5,438.26

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Solution

The fourth proportional to 10,704.07, 16,056.11 and 5,438.26 is: 8,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.07 : 16,056.11 = 5,438.26 : x
  2. Step 2: Convert to fraction form
    10,704.07/16,056.11 = 5,438.26/x
  3. Step 3: Cross multiply
    10,704.07x = 16,056.11 × 5,438.26
  4. Step 4: Simplify right side
    10,704.07x = 87,317,300.77
  5. Step 5: Solve for x
    x = 87,317,300.77/10,704.07
  6. Step 6: Final answer
    x = 8,157.39

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1.5x scale

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.