Home / 9,709.14-14,551.56-4,156.02

Finding the Fourth Proportional to 9,709.14, 14,551.56 and 4,156.02

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Solution

The fourth proportional to 9,709.14, 14,551.56 and 4,156.02 is: 6,228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709.14 : 14,551.56 = 4,156.02 : x
  2. Step 2: Convert to fraction form
    9,709.14/14,551.56 = 4,156.02/x
  3. Step 3: Cross multiply
    9,709.14x = 14,551.56 × 4,156.02
  4. Step 4: Simplify right side
    9,709.14x = 60,476,574.39
  5. Step 5: Solve for x
    x = 60,476,574.39/9,709.14
  6. Step 6: Final answer
    x = 6,228.83

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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.