Home / 2,599.30-3,896.70-1,347.76

Finding the Fourth Proportional to 2,599.30, 3,896.70 and 1,347.76

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Solution

The fourth proportional to 2,599.30, 3,896.70 and 1,347.76 is: 2,020.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.30 : 3,896.70 = 1,347.76 : x
  2. Step 2: Convert to fraction form
    2,599.30/3,896.70 = 1,347.76/x
  3. Step 3: Cross multiply
    2,599.30x = 3,896.70 × 1,347.76
  4. Step 4: Simplify right side
    2,599.30x = 5,251,816.39
  5. Step 5: Solve for x
    x = 5,251,816.39/2,599.30
  6. Step 6: Final answer
    x = 2,020.47

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1.5x scale

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.