Home / 2,419.02-3,336.21-1,533.42

Finding the Fourth Proportional to 2,419.02, 3,336.21 and 1,533.42

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Solution

The fourth proportional to 2,419.02, 3,336.21 and 1,533.42 is: 2,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.02 : 3,336.21 = 1,533.42 : x
  2. Step 2: Convert to fraction form
    2,419.02/3,336.21 = 1,533.42/x
  3. Step 3: Cross multiply
    2,419.02x = 3,336.21 × 1,533.42
  4. Step 4: Simplify right side
    2,419.02x = 5,115,811.14
  5. Step 5: Solve for x
    x = 5,115,811.14/2,419.02
  6. Step 6: Final answer
    x = 2,114.83

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.