Home / 9,816.54-14,723.73-2,891.58

Finding the Fourth Proportional to 9,816.54, 14,723.73 and 2,891.58

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Solution

The fourth proportional to 9,816.54, 14,723.73 and 2,891.58 is: 4,337.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.54 : 14,723.73 = 2,891.58 : x
  2. Step 2: Convert to fraction form
    9,816.54/14,723.73 = 2,891.58/x
  3. Step 3: Cross multiply
    9,816.54x = 14,723.73 × 2,891.58
  4. Step 4: Simplify right side
    9,816.54x = 42,574,843.19
  5. Step 5: Solve for x
    x = 42,574,843.19/9,816.54
  6. Step 6: Final answer
    x = 4,337.05

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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.