Home / 2,599.28-3,583.71-1,890.57

Finding the Fourth Proportional to 2,599.28, 3,583.71 and 1,890.57

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Solution

The fourth proportional to 2,599.28, 3,583.71 and 1,890.57 is: 2,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.28 : 3,583.71 = 1,890.57 : x
  2. Step 2: Convert to fraction form
    2,599.28/3,583.71 = 1,890.57/x
  3. Step 3: Cross multiply
    2,599.28x = 3,583.71 × 1,890.57
  4. Step 4: Simplify right side
    2,599.28x = 6,775,254.61
  5. Step 5: Solve for x
    x = 6,775,254.61/2,599.28
  6. Step 6: Final answer
    x = 2,606.59

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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.