Home / 2,099.08-3,136.55-1,444.60

Finding the Fourth Proportional to 2,099.08, 3,136.55 and 1,444.60

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Solution

The fourth proportional to 2,099.08, 3,136.55 and 1,444.60 is: 2,158.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099.08 : 3,136.55 = 1,444.60 : x
  2. Step 2: Convert to fraction form
    2,099.08/3,136.55 = 1,444.60/x
  3. Step 3: Cross multiply
    2,099.08x = 3,136.55 × 1,444.60
  4. Step 4: Simplify right side
    2,099.08x = 4,531,060.13
  5. Step 5: Solve for x
    x = 4,531,060.13/2,099.08
  6. Step 6: Final answer
    x = 2,158.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.