Home / 5,748.23-8,615.12-2,457.45

Finding the Fourth Proportional to 5,748.23, 8,615.12 and 2,457.45

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Solution

The fourth proportional to 5,748.23, 8,615.12 and 2,457.45 is: 3,683.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.23 : 8,615.12 = 2,457.45 : x
  2. Step 2: Convert to fraction form
    5,748.23/8,615.12 = 2,457.45/x
  3. Step 3: Cross multiply
    5,748.23x = 8,615.12 × 2,457.45
  4. Step 4: Simplify right side
    5,748.23x = 21,171,214.36
  5. Step 5: Solve for x
    x = 21,171,214.36/5,748.23
  6. Step 6: Final answer
    x = 3,683.09

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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.