Home / 11,089.36-15,296.52-7,554.16

Finding the Fourth Proportional to 11,089.36, 15,296.52 and 7,554.16

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Solution

The fourth proportional to 11,089.36, 15,296.52 and 7,554.16 is: 10,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.36 : 15,296.52 = 7,554.16 : x
  2. Step 2: Convert to fraction form
    11,089.36/15,296.52 = 7,554.16/x
  3. Step 3: Cross multiply
    11,089.36x = 15,296.52 × 7,554.16
  4. Step 4: Simplify right side
    11,089.36x = 115,552,359.52
  5. Step 5: Solve for x
    x = 115,552,359.52/11,089.36
  6. Step 6: Final answer
    x = 10,420.11

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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.