Home / 10,901.63-16,354.88-3,976.13

Finding the Fourth Proportional to 10,901.63, 16,354.88 and 3,976.13

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Solution

The fourth proportional to 10,901.63, 16,354.88 and 3,976.13 is: 5,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.63 : 16,354.88 = 3,976.13 : x
  2. Step 2: Convert to fraction form
    10,901.63/16,354.88 = 3,976.13/x
  3. Step 3: Cross multiply
    10,901.63x = 16,354.88 × 3,976.13
  4. Step 4: Simplify right side
    10,901.63x = 65,029,027.36
  5. Step 5: Solve for x
    x = 65,029,027.36/10,901.63
  6. Step 6: Final answer
    x = 5,965.08

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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.