Home / 7,952.56-11,919.84-4,048.72

Finding the Fourth Proportional to 7,952.56, 11,919.84 and 4,048.72

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Solution

The fourth proportional to 7,952.56, 11,919.84 and 4,048.72 is: 6,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.56 : 11,919.84 = 4,048.72 : x
  2. Step 2: Convert to fraction form
    7,952.56/11,919.84 = 4,048.72/x
  3. Step 3: Cross multiply
    7,952.56x = 11,919.84 × 4,048.72
  4. Step 4: Simplify right side
    7,952.56x = 48,260,094.60
  5. Step 5: Solve for x
    x = 48,260,094.60/7,952.56
  6. Step 6: Final answer
    x = 6,068.50

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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.