Home / 2,559.06-3,528.63-1,811.70

Finding the Fourth Proportional to 2,559.06, 3,528.63 and 1,811.70

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Solution

The fourth proportional to 2,559.06, 3,528.63 and 1,811.70 is: 2,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,559.06 : 3,528.63 = 1,811.70 : x
  2. Step 2: Convert to fraction form
    2,559.06/3,528.63 = 1,811.70/x
  3. Step 3: Cross multiply
    2,559.06x = 3,528.63 × 1,811.70
  4. Step 4: Simplify right side
    2,559.06x = 6,392,818.97
  5. Step 5: Solve for x
    x = 6,392,818.97/2,559.06
  6. Step 6: Final answer
    x = 2,498.11

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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.