Home / 10,455.69-15,684.35-4,611.27

Finding the Fourth Proportional to 10,455.69, 15,684.35 and 4,611.27

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Solution

The fourth proportional to 10,455.69, 15,684.35 and 4,611.27 is: 6,917.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.69 : 15,684.35 = 4,611.27 : x
  2. Step 2: Convert to fraction form
    10,455.69/15,684.35 = 4,611.27/x
  3. Step 3: Cross multiply
    10,455.69x = 15,684.35 × 4,611.27
  4. Step 4: Simplify right side
    10,455.69x = 72,324,749.57
  5. Step 5: Solve for x
    x = 72,324,749.57/10,455.69
  6. Step 6: Final answer
    x = 6,917.26

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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.