Home / 2,438.30-3,359.61-2,038.58

Finding the Fourth Proportional to 2,438.30, 3,359.61 and 2,038.58

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Solution

The fourth proportional to 2,438.30, 3,359.61 and 2,038.58 is: 2,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.30 : 3,359.61 = 2,038.58 : x
  2. Step 2: Convert to fraction form
    2,438.30/3,359.61 = 2,038.58/x
  3. Step 3: Cross multiply
    2,438.30x = 3,359.61 × 2,038.58
  4. Step 4: Simplify right side
    2,438.30x = 6,848,833.75
  5. Step 5: Solve for x
    x = 6,848,833.75/2,438.30
  6. Step 6: Final answer
    x = 2,808.86

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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.