Home / 7,969.27-11,953.95-2,422.66

Finding the Fourth Proportional to 7,969.27, 11,953.95 and 2,422.66

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Solution

The fourth proportional to 7,969.27, 11,953.95 and 2,422.66 is: 3,634.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.27 : 11,953.95 = 2,422.66 : x
  2. Step 2: Convert to fraction form
    7,969.27/11,953.95 = 2,422.66/x
  3. Step 3: Cross multiply
    7,969.27x = 11,953.95 × 2,422.66
  4. Step 4: Simplify right side
    7,969.27x = 28,960,356.51
  5. Step 5: Solve for x
    x = 28,960,356.51/7,969.27
  6. Step 6: Final answer
    x = 3,634.00

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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.