Home / 11,554.48-15,939.54-7,573.84

Finding the Fourth Proportional to 11,554.48, 15,939.54 and 7,573.84

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Solution

The fourth proportional to 11,554.48, 15,939.54 and 7,573.84 is: 10,448.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554.48 : 15,939.54 = 7,573.84 : x
  2. Step 2: Convert to fraction form
    11,554.48/15,939.54 = 7,573.84/x
  3. Step 3: Cross multiply
    11,554.48x = 15,939.54 × 7,573.84
  4. Step 4: Simplify right side
    11,554.48x = 120,723,525.63
  5. Step 5: Solve for x
    x = 120,723,525.63/11,554.48
  6. Step 6: Final answer
    x = 10,448.20

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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.