Home / 5,427.51-8,141.27-2,829.84

Finding the Fourth Proportional to 5,427.51, 8,141.27 and 2,829.84

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Solution

The fourth proportional to 5,427.51, 8,141.27 and 2,829.84 is: 4,244.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.51 : 8,141.27 = 2,829.84 : x
  2. Step 2: Convert to fraction form
    5,427.51/8,141.27 = 2,829.84/x
  3. Step 3: Cross multiply
    5,427.51x = 8,141.27 × 2,829.84
  4. Step 4: Simplify right side
    5,427.51x = 23,038,477.35
  5. Step 5: Solve for x
    x = 23,038,477.35/5,427.51
  6. Step 6: Final answer
    x = 4,244.76

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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.