Home / 5,379.42-8,068.17-2,457.03

Finding the Fourth Proportional to 5,379.42, 8,068.17 and 2,457.03

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Solution

The fourth proportional to 5,379.42, 8,068.17 and 2,457.03 is: 3,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.42 : 8,068.17 = 2,457.03 : x
  2. Step 2: Convert to fraction form
    5,379.42/8,068.17 = 2,457.03/x
  3. Step 3: Cross multiply
    5,379.42x = 8,068.17 × 2,457.03
  4. Step 4: Simplify right side
    5,379.42x = 19,823,735.74
  5. Step 5: Solve for x
    x = 19,823,735.74/5,379.42
  6. Step 6: Final answer
    x = 3,685.11

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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.