Home / 9,938.09-14,907.08-2,542.55

Finding the Fourth Proportional to 9,938.09, 14,907.08 and 2,542.55

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Solution

The fourth proportional to 9,938.09, 14,907.08 and 2,542.55 is: 3,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.09 : 14,907.08 = 2,542.55 : x
  2. Step 2: Convert to fraction form
    9,938.09/14,907.08 = 2,542.55/x
  3. Step 3: Cross multiply
    9,938.09x = 14,907.08 × 2,542.55
  4. Step 4: Simplify right side
    9,938.09x = 37,901,909.01
  5. Step 5: Solve for x
    x = 37,901,909.01/9,938.09
  6. Step 6: Final answer
    x = 3,813.80

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1.5x scale

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.