Home / 8,237.79-12,358.51-2,394.86

Finding the Fourth Proportional to 8,237.79, 12,358.51 and 2,394.86

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Solution

The fourth proportional to 8,237.79, 12,358.51 and 2,394.86 is: 3,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.79 : 12,358.51 = 2,394.86 : x
  2. Step 2: Convert to fraction form
    8,237.79/12,358.51 = 2,394.86/x
  3. Step 3: Cross multiply
    8,237.79x = 12,358.51 × 2,394.86
  4. Step 4: Simplify right side
    8,237.79x = 29,596,858.39
  5. Step 5: Solve for x
    x = 29,596,858.39/8,237.79
  6. Step 6: Final answer
    x = 3,592.81

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1.5x scale

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.