Home / 5,827.84-8,739.02-2,127.48

Finding the Fourth Proportional to 5,827.84, 8,739.02 and 2,127.48

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Solution

The fourth proportional to 5,827.84, 8,739.02 and 2,127.48 is: 3,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.84 : 8,739.02 = 2,127.48 : x
  2. Step 2: Convert to fraction form
    5,827.84/8,739.02 = 2,127.48/x
  3. Step 3: Cross multiply
    5,827.84x = 8,739.02 × 2,127.48
  4. Step 4: Simplify right side
    5,827.84x = 18,592,090.27
  5. Step 5: Solve for x
    x = 18,592,090.27/5,827.84
  6. Step 6: Final answer
    x = 3,190.22

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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.