Home / 5,124.26-7,071.50-2,885.93

Finding the Fourth Proportional to 5,124.26, 7,071.50 and 2,885.93

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Solution

The fourth proportional to 5,124.26, 7,071.50 and 2,885.93 is: 3,982.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.26 : 7,071.50 = 2,885.93 : x
  2. Step 2: Convert to fraction form
    5,124.26/7,071.50 = 2,885.93/x
  3. Step 3: Cross multiply
    5,124.26x = 7,071.50 × 2,885.93
  4. Step 4: Simplify right side
    5,124.26x = 20,407,852.37
  5. Step 5: Solve for x
    x = 20,407,852.37/5,124.26
  6. Step 6: Final answer
    x = 3,982.59

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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.