Home / 11,128.00-15,356.04-6,091.24

Finding the Fourth Proportional to 11,128.00, 15,356.04 and 6,091.24

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Solution

The fourth proportional to 11,128.00, 15,356.04 and 6,091.24 is: 8,405.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,128.00 : 15,356.04 = 6,091.24 : x
  2. Step 2: Convert to fraction form
    11,128.00/15,356.04 = 6,091.24/x
  3. Step 3: Cross multiply
    11,128.00x = 15,356.04 × 6,091.24
  4. Step 4: Simplify right side
    11,128.00x = 93,537,325.09
  5. Step 5: Solve for x
    x = 93,537,325.09/11,128.00
  6. Step 6: Final answer
    x = 8,405.59

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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.