Home / 2,079.58-3,118.02-1,459.84

Finding the Fourth Proportional to 2,079.58, 3,118.02 and 1,459.84

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Solution

The fourth proportional to 2,079.58, 3,118.02 and 1,459.84 is: 2,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.58 : 3,118.02 = 1,459.84 : x
  2. Step 2: Convert to fraction form
    2,079.58/3,118.02 = 1,459.84/x
  3. Step 3: Cross multiply
    2,079.58x = 3,118.02 × 1,459.84
  4. Step 4: Simplify right side
    2,079.58x = 4,551,810.32
  5. Step 5: Solve for x
    x = 4,551,810.32/2,079.58
  6. Step 6: Final answer
    x = 2,188.81

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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.