Home / 2,439.05-3,656.69-1,656.99

Finding the Fourth Proportional to 2,439.05, 3,656.69 and 1,656.99

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Solution

The fourth proportional to 2,439.05, 3,656.69 and 1,656.99 is: 2,484.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.05 : 3,656.69 = 1,656.99 : x
  2. Step 2: Convert to fraction form
    2,439.05/3,656.69 = 1,656.99/x
  3. Step 3: Cross multiply
    2,439.05x = 3,656.69 × 1,656.99
  4. Step 4: Simplify right side
    2,439.05x = 6,059,090.48
  5. Step 5: Solve for x
    x = 6,059,090.48/2,439.05
  6. Step 6: Final answer
    x = 2,484.21

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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.