Home / 5,457.96-8,184.92-3,712.46

Finding the Fourth Proportional to 5,457.96, 8,184.92 and 3,712.46

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Solution

The fourth proportional to 5,457.96, 8,184.92 and 3,712.46 is: 5,567.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.96 : 8,184.92 = 3,712.46 : x
  2. Step 2: Convert to fraction form
    5,457.96/8,184.92 = 3,712.46/x
  3. Step 3: Cross multiply
    5,457.96x = 8,184.92 × 3,712.46
  4. Step 4: Simplify right side
    5,457.96x = 30,386,128.62
  5. Step 5: Solve for x
    x = 30,386,128.62/5,457.96
  6. Step 6: Final answer
    x = 5,567.31

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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.