Home / 11,259.54-15,521.09-7,476.03

Finding the Fourth Proportional to 11,259.54, 15,521.09 and 7,476.03

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Solution

The fourth proportional to 11,259.54, 15,521.09 and 7,476.03 is: 10,305.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.54 : 15,521.09 = 7,476.03 : x
  2. Step 2: Convert to fraction form
    11,259.54/15,521.09 = 7,476.03/x
  3. Step 3: Cross multiply
    11,259.54x = 15,521.09 × 7,476.03
  4. Step 4: Simplify right side
    11,259.54x = 116,036,097.09
  5. Step 5: Solve for x
    x = 116,036,097.09/11,259.54
  6. Step 6: Final answer
    x = 10,305.58

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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.