Home / 2,674.37-3,690.53-1,479.28

Finding the Fourth Proportional to 2,674.37, 3,690.53 and 1,479.28

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Solution

The fourth proportional to 2,674.37, 3,690.53 and 1,479.28 is: 2,041.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.37 : 3,690.53 = 1,479.28 : x
  2. Step 2: Convert to fraction form
    2,674.37/3,690.53 = 1,479.28/x
  3. Step 3: Cross multiply
    2,674.37x = 3,690.53 × 1,479.28
  4. Step 4: Simplify right side
    2,674.37x = 5,459,323.06
  5. Step 5: Solve for x
    x = 5,459,323.06/2,674.37
  6. Step 6: Final answer
    x = 2,041.35

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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.