Home / 5,885.04-8,112.78-4,203.48

Finding the Fourth Proportional to 5,885.04, 8,112.78 and 4,203.48

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Solution

The fourth proportional to 5,885.04, 8,112.78 and 4,203.48 is: 5,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.04 : 8,112.78 = 4,203.48 : x
  2. Step 2: Convert to fraction form
    5,885.04/8,112.78 = 4,203.48/x
  3. Step 3: Cross multiply
    5,885.04x = 8,112.78 × 4,203.48
  4. Step 4: Simplify right side
    5,885.04x = 34,101,908.47
  5. Step 5: Solve for x
    x = 34,101,908.47/5,885.04
  6. Step 6: Final answer
    x = 5,794.68

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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.