Home / 9,112.08-13,654.92-4,948.56

Finding the Fourth Proportional to 9,112.08, 13,654.92 and 4,948.56

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Solution

The fourth proportional to 9,112.08, 13,654.92 and 4,948.56 is: 7,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.08 : 13,654.92 = 4,948.56 : x
  2. Step 2: Convert to fraction form
    9,112.08/13,654.92 = 4,948.56/x
  3. Step 3: Cross multiply
    9,112.08x = 13,654.92 × 4,948.56
  4. Step 4: Simplify right side
    9,112.08x = 67,572,190.92
  5. Step 5: Solve for x
    x = 67,572,190.92/9,112.08
  6. Step 6: Final answer
    x = 7,415.67

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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.