Home / 4,418.87-6,627.06-1,298.75

Finding the Fourth Proportional to 4,418.87, 6,627.06 and 1,298.75

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Solution

The fourth proportional to 4,418.87, 6,627.06 and 1,298.75 is: 1,947.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.87 : 6,627.06 = 1,298.75 : x
  2. Step 2: Convert to fraction form
    4,418.87/6,627.06 = 1,298.75/x
  3. Step 3: Cross multiply
    4,418.87x = 6,627.06 × 1,298.75
  4. Step 4: Simplify right side
    4,418.87x = 8,606,861.04
  5. Step 5: Solve for x
    x = 8,606,861.04/4,418.87
  6. Step 6: Final answer
    x = 1,947.75

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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.