Home / 10,171.50-15,220.80-6,013.77

Finding the Fourth Proportional to 10,171.50, 15,220.80 and 6,013.77

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Solution

The fourth proportional to 10,171.50, 15,220.80 and 6,013.77 is: 8,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.50 : 15,220.80 = 6,013.77 : x
  2. Step 2: Convert to fraction form
    10,171.50/15,220.80 = 6,013.77/x
  3. Step 3: Cross multiply
    10,171.50x = 15,220.80 × 6,013.77
  4. Step 4: Simplify right side
    10,171.50x = 91,534,390.42
  5. Step 5: Solve for x
    x = 91,534,390.42/10,171.50
  6. Step 6: Final answer
    x = 8,999.10

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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.