Home / 5,571.00-8,354.57-1,621.19

Finding the Fourth Proportional to 5,571.00, 8,354.57 and 1,621.19

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Solution

The fourth proportional to 5,571.00, 8,354.57 and 1,621.19 is: 2,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571.00 : 8,354.57 = 1,621.19 : x
  2. Step 2: Convert to fraction form
    5,571.00/8,354.57 = 1,621.19/x
  3. Step 3: Cross multiply
    5,571.00x = 8,354.57 × 1,621.19
  4. Step 4: Simplify right side
    5,571.00x = 13,544,339.18
  5. Step 5: Solve for x
    x = 13,544,339.18/5,571.00
  6. Step 6: Final answer
    x = 2,431.22

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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.