Home / 11,162.98-15,404.70-6,127.03

Finding the Fourth Proportional to 11,162.98, 15,404.70 and 6,127.03

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Solution

The fourth proportional to 11,162.98, 15,404.70 and 6,127.03 is: 8,455.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,162.98 : 15,404.70 = 6,127.03 : x
  2. Step 2: Convert to fraction form
    11,162.98/15,404.70 = 6,127.03/x
  3. Step 3: Cross multiply
    11,162.98x = 15,404.70 × 6,127.03
  4. Step 4: Simplify right side
    11,162.98x = 94,385,059.04
  5. Step 5: Solve for x
    x = 94,385,059.04/11,162.98
  6. Step 6: Final answer
    x = 8,455.18

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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.