Home / 10,284.96-15,425.60-4,738.08

Finding the Fourth Proportional to 10,284.96, 15,425.60 and 4,738.08

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Solution

The fourth proportional to 10,284.96, 15,425.60 and 4,738.08 is: 7,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.96 : 15,425.60 = 4,738.08 : x
  2. Step 2: Convert to fraction form
    10,284.96/15,425.60 = 4,738.08/x
  3. Step 3: Cross multiply
    10,284.96x = 15,425.60 × 4,738.08
  4. Step 4: Simplify right side
    10,284.96x = 73,087,726.85
  5. Step 5: Solve for x
    x = 73,087,726.85/10,284.96
  6. Step 6: Final answer
    x = 7,106.27

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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.