Home / 9,789.81-14,679.18-4,241.58

Finding the Fourth Proportional to 9,789.81, 14,679.18 and 4,241.58

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Solution

The fourth proportional to 9,789.81, 14,679.18 and 4,241.58 is: 6,359.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789.81 : 14,679.18 = 4,241.58 : x
  2. Step 2: Convert to fraction form
    9,789.81/14,679.18 = 4,241.58/x
  3. Step 3: Cross multiply
    9,789.81x = 14,679.18 × 4,241.58
  4. Step 4: Simplify right side
    9,789.81x = 62,262,916.30
  5. Step 5: Solve for x
    x = 62,262,916.30/9,789.81
  6. Step 6: Final answer
    x = 6,359.97

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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.