Home / 7,901.77-11,853.49-2,634.95

Finding the Fourth Proportional to 7,901.77, 11,853.49 and 2,634.95

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Solution

The fourth proportional to 7,901.77, 11,853.49 and 2,634.95 is: 3,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.77 : 11,853.49 = 2,634.95 : x
  2. Step 2: Convert to fraction form
    7,901.77/11,853.49 = 2,634.95/x
  3. Step 3: Cross multiply
    7,901.77x = 11,853.49 × 2,634.95
  4. Step 4: Simplify right side
    7,901.77x = 31,233,322.20
  5. Step 5: Solve for x
    x = 31,233,322.20/7,901.77
  6. Step 6: Final answer
    x = 3,952.70

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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.