Home / 2,596.10-3,890.61-1,899.50

Finding the Fourth Proportional to 2,596.10, 3,890.61 and 1,899.50

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Solution

The fourth proportional to 2,596.10, 3,890.61 and 1,899.50 is: 2,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,596.10 : 3,890.61 = 1,899.50 : x
  2. Step 2: Convert to fraction form
    2,596.10/3,890.61 = 1,899.50/x
  3. Step 3: Cross multiply
    2,596.10x = 3,890.61 × 1,899.50
  4. Step 4: Simplify right side
    2,596.10x = 7,390,194.24
  5. Step 5: Solve for x
    x = 7,390,194.24/2,596.10
  6. Step 6: Final answer
    x = 2,846.66

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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.