Home / 3,001.83-4,499.70-1,439.55

Finding the Fourth Proportional to 3,001.83, 4,499.70 and 1,439.55

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Solution

The fourth proportional to 3,001.83, 4,499.70 and 1,439.55 is: 2,157.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.83 : 4,499.70 = 1,439.55 : x
  2. Step 2: Convert to fraction form
    3,001.83/4,499.70 = 1,439.55/x
  3. Step 3: Cross multiply
    3,001.83x = 4,499.70 × 1,439.55
  4. Step 4: Simplify right side
    3,001.83x = 6,477,543.14
  5. Step 5: Solve for x
    x = 6,477,543.14/3,001.83
  6. Step 6: Final answer
    x = 2,157.86

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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.