Home / 10,064.12-15,084.54-7,391.93

Finding the Fourth Proportional to 10,064.12, 15,084.54 and 7,391.93

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Solution

The fourth proportional to 10,064.12, 15,084.54 and 7,391.93 is: 11,079.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,064.12 : 15,084.54 = 7,391.93 : x
  2. Step 2: Convert to fraction form
    10,064.12/15,084.54 = 7,391.93/x
  3. Step 3: Cross multiply
    10,064.12x = 15,084.54 × 7,391.93
  4. Step 4: Simplify right side
    10,064.12x = 111,503,788.34
  5. Step 5: Solve for x
    x = 111,503,788.34/10,064.12
  6. Step 6: Final answer
    x = 11,079.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.