Home / 11,237.78-16,862.74-4,668.50

Finding the Fourth Proportional to 11,237.78, 16,862.74 and 4,668.50

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Solution

The fourth proportional to 11,237.78, 16,862.74 and 4,668.50 is: 7,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.78 : 16,862.74 = 4,668.50 : x
  2. Step 2: Convert to fraction form
    11,237.78/16,862.74 = 4,668.50/x
  3. Step 3: Cross multiply
    11,237.78x = 16,862.74 × 4,668.50
  4. Step 4: Simplify right side
    11,237.78x = 78,723,701.69
  5. Step 5: Solve for x
    x = 78,723,701.69/11,237.78
  6. Step 6: Final answer
    x = 7,005.27

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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.