Home / 11,127.06-15,354.85-6,091.49

Finding the Fourth Proportional to 11,127.06, 15,354.85 and 6,091.49

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Solution

The fourth proportional to 11,127.06, 15,354.85 and 6,091.49 is: 8,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.06 : 15,354.85 = 6,091.49 : x
  2. Step 2: Convert to fraction form
    11,127.06/15,354.85 = 6,091.49/x
  3. Step 3: Cross multiply
    11,127.06x = 15,354.85 × 6,091.49
  4. Step 4: Simplify right side
    11,127.06x = 93,533,884.77
  5. Step 5: Solve for x
    x = 93,533,884.77/11,127.06
  6. Step 6: Final answer
    x = 8,405.98

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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.