Home / 7,540.04-11,323.06-4,079.72

Finding the Fourth Proportional to 7,540.04, 11,323.06 and 4,079.72

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Solution

The fourth proportional to 7,540.04, 11,323.06 and 4,079.72 is: 6,126.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.04 : 11,323.06 = 4,079.72 : x
  2. Step 2: Convert to fraction form
    7,540.04/11,323.06 = 4,079.72/x
  3. Step 3: Cross multiply
    7,540.04x = 11,323.06 × 4,079.72
  4. Step 4: Simplify right side
    7,540.04x = 46,194,914.34
  5. Step 5: Solve for x
    x = 46,194,914.34/7,540.04
  6. Step 6: Final answer
    x = 6,126.61

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1.5x scale

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.