Home / 10,444.50-15,658.54-5,175.89

Finding the Fourth Proportional to 10,444.50, 15,658.54 and 5,175.89

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Solution

The fourth proportional to 10,444.50, 15,658.54 and 5,175.89 is: 7,759.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.50 : 15,658.54 = 5,175.89 : x
  2. Step 2: Convert to fraction form
    10,444.50/15,658.54 = 5,175.89/x
  3. Step 3: Cross multiply
    10,444.50x = 15,658.54 × 5,175.89
  4. Step 4: Simplify right side
    10,444.50x = 81,046,906.81
  5. Step 5: Solve for x
    x = 81,046,906.81/10,444.50
  6. Step 6: Final answer
    x = 7,759.77

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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.