Home / 2,599.38-3,899.07-1,300.14

Finding the Fourth Proportional to 2,599.38, 3,899.07 and 1,300.14

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Solution

The fourth proportional to 2,599.38, 3,899.07 and 1,300.14 is: 1,950.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.38 : 3,899.07 = 1,300.14 : x
  2. Step 2: Convert to fraction form
    2,599.38/3,899.07 = 1,300.14/x
  3. Step 3: Cross multiply
    2,599.38x = 3,899.07 × 1,300.14
  4. Step 4: Simplify right side
    2,599.38x = 5,069,336.87
  5. Step 5: Solve for x
    x = 5,069,336.87/2,599.38
  6. Step 6: Final answer
    x = 1,950.21

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Similar ratio
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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.