Home / 5,801.45-8,699.42-2,101.10

Finding the Fourth Proportional to 5,801.45, 8,699.42 and 2,101.10

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Solution

The fourth proportional to 5,801.45, 8,699.42 and 2,101.10 is: 3,150.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801.45 : 8,699.42 = 2,101.10 : x
  2. Step 2: Convert to fraction form
    5,801.45/8,699.42 = 2,101.10/x
  3. Step 3: Cross multiply
    5,801.45x = 8,699.42 × 2,101.10
  4. Step 4: Simplify right side
    5,801.45x = 18,278,313.12
  5. Step 5: Solve for x
    x = 18,278,313.12/5,801.45
  6. Step 6: Final answer
    x = 3,150.65

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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.