Home / 5,814.24-8,022.40-3,457.20

Finding the Fourth Proportional to 5,814.24, 8,022.40 and 3,457.20

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Solution

The fourth proportional to 5,814.24, 8,022.40 and 3,457.20 is: 4,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.24 : 8,022.40 = 3,457.20 : x
  2. Step 2: Convert to fraction form
    5,814.24/8,022.40 = 3,457.20/x
  3. Step 3: Cross multiply
    5,814.24x = 8,022.40 × 3,457.20
  4. Step 4: Simplify right side
    5,814.24x = 27,735,041.28
  5. Step 5: Solve for x
    x = 27,735,041.28/5,814.24
  6. Step 6: Final answer
    x = 4,770.19

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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.