Home / 9,345.16-14,015.31-2,769.58

Finding the Fourth Proportional to 9,345.16, 14,015.31 and 2,769.58

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Solution

The fourth proportional to 9,345.16, 14,015.31 and 2,769.58 is: 4,153.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,345.16 : 14,015.31 = 2,769.58 : x
  2. Step 2: Convert to fraction form
    9,345.16/14,015.31 = 2,769.58/x
  3. Step 3: Cross multiply
    9,345.16x = 14,015.31 × 2,769.58
  4. Step 4: Simplify right side
    9,345.16x = 38,816,522.27
  5. Step 5: Solve for x
    x = 38,816,522.27/9,345.16
  6. Step 6: Final answer
    x = 4,153.65

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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.