Home / 9,938.73-14,907.95-2,543.13

Finding the Fourth Proportional to 9,938.73, 14,907.95 and 2,543.13

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Solution

The fourth proportional to 9,938.73, 14,907.95 and 2,543.13 is: 3,814.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.73 : 14,907.95 = 2,543.13 : x
  2. Step 2: Convert to fraction form
    9,938.73/14,907.95 = 2,543.13/x
  3. Step 3: Cross multiply
    9,938.73x = 14,907.95 × 2,543.13
  4. Step 4: Simplify right side
    9,938.73x = 37,912,851.70
  5. Step 5: Solve for x
    x = 37,912,851.70/9,938.73
  6. Step 6: Final answer
    x = 3,814.66

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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.