Home / 9,927.61-14,889.78-2,905.93

Finding the Fourth Proportional to 9,927.61, 14,889.78 and 2,905.93

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Solution

The fourth proportional to 9,927.61, 14,889.78 and 2,905.93 is: 4,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.61 : 14,889.78 = 2,905.93 : x
  2. Step 2: Convert to fraction form
    9,927.61/14,889.78 = 2,905.93/x
  3. Step 3: Cross multiply
    9,927.61x = 14,889.78 × 2,905.93
  4. Step 4: Simplify right side
    9,927.61x = 43,268,658.40
  5. Step 5: Solve for x
    x = 43,268,658.40/9,927.61
  6. Step 6: Final answer
    x = 4,358.42

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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.