Home / 2,457.20-3,685.80-2,023.44

Finding the Fourth Proportional to 2,457.20, 3,685.80 and 2,023.44

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Solution

The fourth proportional to 2,457.20, 3,685.80 and 2,023.44 is: 3,035.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.20 : 3,685.80 = 2,023.44 : x
  2. Step 2: Convert to fraction form
    2,457.20/3,685.80 = 2,023.44/x
  3. Step 3: Cross multiply
    2,457.20x = 3,685.80 × 2,023.44
  4. Step 4: Simplify right side
    2,457.20x = 7,457,995.15
  5. Step 5: Solve for x
    x = 7,457,995.15/2,457.20
  6. Step 6: Final answer
    x = 3,035.17

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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.