Home / 2,428.58-3,349.37-2,052.30

Finding the Fourth Proportional to 2,428.58, 3,349.37 and 2,052.30

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Solution

The fourth proportional to 2,428.58, 3,349.37 and 2,052.30 is: 2,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.58 : 3,349.37 = 2,052.30 : x
  2. Step 2: Convert to fraction form
    2,428.58/3,349.37 = 2,052.30/x
  3. Step 3: Cross multiply
    2,428.58x = 3,349.37 × 2,052.30
  4. Step 4: Simplify right side
    2,428.58x = 6,873,901.79
  5. Step 5: Solve for x
    x = 6,873,901.79/2,428.58
  6. Step 6: Final answer
    x = 2,830.43

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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.