Home / 5,349.28-7,375.24-3,457.68

Finding the Fourth Proportional to 5,349.28, 7,375.24 and 3,457.68

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Solution

The fourth proportional to 5,349.28, 7,375.24 and 3,457.68 is: 4,767.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.28 : 7,375.24 = 3,457.68 : x
  2. Step 2: Convert to fraction form
    5,349.28/7,375.24 = 3,457.68/x
  3. Step 3: Cross multiply
    5,349.28x = 7,375.24 × 3,457.68
  4. Step 4: Simplify right side
    5,349.28x = 25,501,219.84
  5. Step 5: Solve for x
    x = 25,501,219.84/5,349.28
  6. Step 6: Final answer
    x = 4,767.22

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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.