Home / 10,901.90-16,363.07-5,359.23

Finding the Fourth Proportional to 10,901.90, 16,363.07 and 5,359.23

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Solution

The fourth proportional to 10,901.90, 16,363.07 and 5,359.23 is: 8,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.90 : 16,363.07 = 5,359.23 : x
  2. Step 2: Convert to fraction form
    10,901.90/16,363.07 = 5,359.23/x
  3. Step 3: Cross multiply
    10,901.90x = 16,363.07 × 5,359.23
  4. Step 4: Simplify right side
    10,901.90x = 87,693,455.64
  5. Step 5: Solve for x
    x = 87,693,455.64/10,901.90
  6. Step 6: Final answer
    x = 8,043.87

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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.