Home / 10,801.70-16,202.55-9,707.30

Finding the Fourth Proportional to 10,801.70, 16,202.55 and 9,707.30

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Solution

The fourth proportional to 10,801.70, 16,202.55 and 9,707.30 is: 14,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801.70 : 16,202.55 = 9,707.30 : x
  2. Step 2: Convert to fraction form
    10,801.70/16,202.55 = 9,707.30/x
  3. Step 3: Cross multiply
    10,801.70x = 16,202.55 × 9,707.30
  4. Step 4: Simplify right side
    10,801.70x = 157,283,013.62
  5. Step 5: Solve for x
    x = 157,283,013.62/10,801.70
  6. Step 6: Final answer
    x = 14,560.95

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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.