Home / 9,938.91-14,908.29-2,543.35

Finding the Fourth Proportional to 9,938.91, 14,908.29 and 2,543.35

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Solution

The fourth proportional to 9,938.91, 14,908.29 and 2,543.35 is: 3,815.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.91 : 14,908.29 = 2,543.35 : x
  2. Step 2: Convert to fraction form
    9,938.91/14,908.29 = 2,543.35/x
  3. Step 3: Cross multiply
    9,938.91x = 14,908.29 × 2,543.35
  4. Step 4: Simplify right side
    9,938.91x = 37,916,999.37
  5. Step 5: Solve for x
    x = 37,916,999.37/9,938.91
  6. Step 6: Final answer
    x = 3,815.01

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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.