Home / 2,607.19-3,599.74-1,819.87

Finding the Fourth Proportional to 2,607.19, 3,599.74 and 1,819.87

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Solution

The fourth proportional to 2,607.19, 3,599.74 and 1,819.87 is: 2,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607.19 : 3,599.74 = 1,819.87 : x
  2. Step 2: Convert to fraction form
    2,607.19/3,599.74 = 1,819.87/x
  3. Step 3: Cross multiply
    2,607.19x = 3,599.74 × 1,819.87
  4. Step 4: Simplify right side
    2,607.19x = 6,551,052.11
  5. Step 5: Solve for x
    x = 6,551,052.11/2,607.19
  6. Step 6: Final answer
    x = 2,512.69

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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.