Home / 5,610.30-8,415.46-2,100.16

Finding the Fourth Proportional to 5,610.30, 8,415.46 and 2,100.16

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Solution

The fourth proportional to 5,610.30, 8,415.46 and 2,100.16 is: 3,150.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.30 : 8,415.46 = 2,100.16 : x
  2. Step 2: Convert to fraction form
    5,610.30/8,415.46 = 2,100.16/x
  3. Step 3: Cross multiply
    5,610.30x = 8,415.46 × 2,100.16
  4. Step 4: Simplify right side
    5,610.30x = 17,673,813.80
  5. Step 5: Solve for x
    x = 17,673,813.80/5,610.30
  6. Step 6: Final answer
    x = 3,150.25

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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.