Home / 9,675.28-14,518.38-4,128.04

Finding the Fourth Proportional to 9,675.28, 14,518.38 and 4,128.04

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Solution

The fourth proportional to 9,675.28, 14,518.38 and 4,128.04 is: 6,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.28 : 14,518.38 = 4,128.04 : x
  2. Step 2: Convert to fraction form
    9,675.28/14,518.38 = 4,128.04/x
  3. Step 3: Cross multiply
    9,675.28x = 14,518.38 × 4,128.04
  4. Step 4: Simplify right side
    9,675.28x = 59,932,453.38
  5. Step 5: Solve for x
    x = 59,932,453.38/9,675.28
  6. Step 6: Final answer
    x = 6,194.39

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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.