Home / 10,866.09-16,292.47-4,622.54

Finding the Fourth Proportional to 10,866.09, 16,292.47 and 4,622.54

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Solution

The fourth proportional to 10,866.09, 16,292.47 and 4,622.54 is: 6,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.09 : 16,292.47 = 4,622.54 : x
  2. Step 2: Convert to fraction form
    10,866.09/16,292.47 = 4,622.54/x
  3. Step 3: Cross multiply
    10,866.09x = 16,292.47 × 4,622.54
  4. Step 4: Simplify right side
    10,866.09x = 75,312,634.39
  5. Step 5: Solve for x
    x = 75,312,634.39/10,866.09
  6. Step 6: Final answer
    x = 6,930.98

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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.