Home / 4,004.90-5,527.07-2,947.50

Finding the Fourth Proportional to 4,004.90, 5,527.07 and 2,947.50

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Solution

The fourth proportional to 4,004.90, 5,527.07 and 2,947.50 is: 4,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004.90 : 5,527.07 = 2,947.50 : x
  2. Step 2: Convert to fraction form
    4,004.90/5,527.07 = 2,947.50/x
  3. Step 3: Cross multiply
    4,004.90x = 5,527.07 × 2,947.50
  4. Step 4: Simplify right side
    4,004.90x = 16,291,044.81
  5. Step 5: Solve for x
    x = 16,291,044.81/4,004.90
  6. Step 6: Final answer
    x = 4,067.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.