Home / 5,982.50-8,914.29-5,328.20

Finding the Fourth Proportional to 5,982.50, 8,914.29 and 5,328.20

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Solution

The fourth proportional to 5,982.50, 8,914.29 and 5,328.20 is: 7,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.50 : 8,914.29 = 5,328.20 : x
  2. Step 2: Convert to fraction form
    5,982.50/8,914.29 = 5,328.20/x
  3. Step 3: Cross multiply
    5,982.50x = 8,914.29 × 5,328.20
  4. Step 4: Simplify right side
    5,982.50x = 47,497,093.34
  5. Step 5: Solve for x
    x = 47,497,093.34/5,982.50
  6. Step 6: Final answer
    x = 7,939.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.