Home / 9,938.71-14,904.96-2,916.97

Finding the Fourth Proportional to 9,938.71, 14,904.96 and 2,916.97

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Solution

The fourth proportional to 9,938.71, 14,904.96 and 2,916.97 is: 4,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.71 : 14,904.96 = 2,916.97 : x
  2. Step 2: Convert to fraction form
    9,938.71/14,904.96 = 2,916.97/x
  3. Step 3: Cross multiply
    9,938.71x = 14,904.96 × 2,916.97
  4. Step 4: Simplify right side
    9,938.71x = 43,477,321.17
  5. Step 5: Solve for x
    x = 43,477,321.17/9,938.71
  6. Step 6: Final answer
    x = 4,374.54

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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.