Home / 4,412.72-6,619.16-1,947.02

Finding the Fourth Proportional to 4,412.72, 6,619.16 and 1,947.02

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Solution

The fourth proportional to 4,412.72, 6,619.16 and 1,947.02 is: 2,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.72 : 6,619.16 = 1,947.02 : x
  2. Step 2: Convert to fraction form
    4,412.72/6,619.16 = 1,947.02/x
  3. Step 3: Cross multiply
    4,412.72x = 6,619.16 × 1,947.02
  4. Step 4: Simplify right side
    4,412.72x = 12,887,608.67
  5. Step 5: Solve for x
    x = 12,887,608.67/4,412.72
  6. Step 6: Final answer
    x = 2,920.56

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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.