Home / 5,513.46-8,263.87-2,390.33

Finding the Fourth Proportional to 5,513.46, 8,263.87 and 2,390.33

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Solution

The fourth proportional to 5,513.46, 8,263.87 and 2,390.33 is: 3,582.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.46 : 8,263.87 = 2,390.33 : x
  2. Step 2: Convert to fraction form
    5,513.46/8,263.87 = 2,390.33/x
  3. Step 3: Cross multiply
    5,513.46x = 8,263.87 × 2,390.33
  4. Step 4: Simplify right side
    5,513.46x = 19,753,364.43
  5. Step 5: Solve for x
    x = 19,753,364.43/5,513.46
  6. Step 6: Final answer
    x = 3,582.75

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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.