Home / 4,674.24-7,012.20-2,077.20

Finding the Fourth Proportional to 4,674.24, 7,012.20 and 2,077.20

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Solution

The fourth proportional to 4,674.24, 7,012.20 and 2,077.20 is: 3,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.24 : 7,012.20 = 2,077.20 : x
  2. Step 2: Convert to fraction form
    4,674.24/7,012.20 = 2,077.20/x
  3. Step 3: Cross multiply
    4,674.24x = 7,012.20 × 2,077.20
  4. Step 4: Simplify right side
    4,674.24x = 14,565,741.84
  5. Step 5: Solve for x
    x = 14,565,741.84/4,674.24
  6. Step 6: Final answer
    x = 3,116.17

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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.