Home / 9,935.75-14,903.57-2,540.19

Finding the Fourth Proportional to 9,935.75, 14,903.57 and 2,540.19

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Solution

The fourth proportional to 9,935.75, 14,903.57 and 2,540.19 is: 3,810.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.75 : 14,903.57 = 2,540.19 : x
  2. Step 2: Convert to fraction form
    9,935.75/14,903.57 = 2,540.19/x
  3. Step 3: Cross multiply
    9,935.75x = 14,903.57 × 2,540.19
  4. Step 4: Simplify right side
    9,935.75x = 37,857,886.78
  5. Step 5: Solve for x
    x = 37,857,886.78/9,935.75
  6. Step 6: Final answer
    x = 3,810.27

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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.