Home / 7,947.24-11,913.57-4,047.09

Finding the Fourth Proportional to 7,947.24, 11,913.57 and 4,047.09

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Solution

The fourth proportional to 7,947.24, 11,913.57 and 4,047.09 is: 6,066.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.24 : 11,913.57 = 4,047.09 : x
  2. Step 2: Convert to fraction form
    7,947.24/11,913.57 = 4,047.09/x
  3. Step 3: Cross multiply
    7,947.24x = 11,913.57 × 4,047.09
  4. Step 4: Simplify right side
    7,947.24x = 48,215,290.01
  5. Step 5: Solve for x
    x = 48,215,290.01/7,947.24
  6. Step 6: Final answer
    x = 6,066.92

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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.