Home / 4,399.74-6,599.61-1,800.90

Finding the Fourth Proportional to 4,399.74, 6,599.61 and 1,800.90

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Solution

The fourth proportional to 4,399.74, 6,599.61 and 1,800.90 is: 2,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.74 : 6,599.61 = 1,800.90 : x
  2. Step 2: Convert to fraction form
    4,399.74/6,599.61 = 1,800.90/x
  3. Step 3: Cross multiply
    4,399.74x = 6,599.61 × 1,800.90
  4. Step 4: Simplify right side
    4,399.74x = 11,885,237.65
  5. Step 5: Solve for x
    x = 11,885,237.65/4,399.74
  6. Step 6: Final answer
    x = 2,701.35

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Similar ratio
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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.