Home / 10,901.52-15,043.68-6,185.52

Finding the Fourth Proportional to 10,901.52, 15,043.68 and 6,185.52

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Solution

The fourth proportional to 10,901.52, 15,043.68 and 6,185.52 is: 8,535.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.52 : 15,043.68 = 6,185.52 : x
  2. Step 2: Convert to fraction form
    10,901.52/15,043.68 = 6,185.52/x
  3. Step 3: Cross multiply
    10,901.52x = 15,043.68 × 6,185.52
  4. Step 4: Simplify right side
    10,901.52x = 93,052,983.51
  5. Step 5: Solve for x
    x = 93,052,983.51/10,901.52
  6. Step 6: Final answer
    x = 8,535.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.