Home / 7,937.58-11,908.04-2,391.33

Finding the Fourth Proportional to 7,937.58, 11,908.04 and 2,391.33

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Solution

The fourth proportional to 7,937.58, 11,908.04 and 2,391.33 is: 3,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.58 : 11,908.04 = 2,391.33 : x
  2. Step 2: Convert to fraction form
    7,937.58/11,908.04 = 2,391.33/x
  3. Step 3: Cross multiply
    7,937.58x = 11,908.04 × 2,391.33
  4. Step 4: Simplify right side
    7,937.58x = 28,476,041.34
  5. Step 5: Solve for x
    x = 28,476,041.34/7,937.58
  6. Step 6: Final answer
    x = 3,587.50

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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.